X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/31fb32e137a12d99dbf989b095782c3c6a6322c2..853149575e6cb46031b3ed06f3d0fa4c42440962:/src/generic/datavgen.cpp diff --git a/src/generic/datavgen.cpp b/src/generic/datavgen.cpp index e3886ffcf4..68c7d4bd09 100644 --- a/src/generic/datavgen.cpp +++ b/src/generic/datavgen.cpp @@ -2,6 +2,7 @@ // Name: src/generic/datavgen.cpp // Purpose: wxDataViewCtrl generic implementation // Author: Robert Roebling +// Modified by: Francesco Montorsi, Guru Kathiresan, Bo Yang // Id: $Id$ // Copyright: (c) 1998 Robert Roebling // Licence: wxWindows licence @@ -22,57 +23,237 @@ #ifndef WX_PRECOMP #ifdef __WXMSW__ + #include "wx/msw/private.h" #include "wx/msw/wrapwin.h" + #include "wx/msw/wrapcctl.h" // include "properly" #endif #include "wx/sizer.h" #include "wx/log.h" #include "wx/dcclient.h" #include "wx/timer.h" #include "wx/settings.h" + #include "wx/msgdlg.h" + #include "wx/dcscreen.h" + #include "wx/frame.h" #endif #include "wx/stockitem.h" #include "wx/calctrl.h" #include "wx/popupwin.h" #include "wx/renderer.h" +#include "wx/dcbuffer.h" #include "wx/icon.h" +#include "wx/list.h" +#include "wx/listimpl.cpp" +#include "wx/imaglist.h" +#include "wx/headerctrl.h" +#include "wx/dnd.h" +#include "wx/stopwatch.h" //----------------------------------------------------------------------------- // classes //----------------------------------------------------------------------------- +class wxDataViewColumn; +class wxDataViewHeaderWindow; class wxDataViewCtrl; +//----------------------------------------------------------------------------- +// classes +//----------------------------------------------------------------------------- + +static const int SCROLL_UNIT_X = 15; + +// the cell padding on the left/right +static const int PADDING_RIGHTLEFT = 3; + +// the expander space margin +static const int EXPANDER_MARGIN = 4; + +#ifdef __WXMSW__ +static const int EXPANDER_OFFSET = 4; +#else +static const int EXPANDER_OFFSET = 1; +#endif + +// Below is the compare stuff. +// For the generic implementation, both the leaf nodes and the nodes are sorted for +// fast search when needed +static wxDataViewModel* g_model; +static int g_column = -2; +static bool g_asending = true; + +//----------------------------------------------------------------------------- +// wxDataViewColumn +//----------------------------------------------------------------------------- + +void wxDataViewColumn::Init(int width, wxAlignment align, int flags) +{ + m_width = width; + m_minWidth = 0; + m_align = align; + m_flags = flags; + m_sort = false; + m_sortAscending = true; +} + +int wxDataViewColumn::GetWidth() const +{ + switch ( m_width ) + { + case wxCOL_WIDTH_DEFAULT: + return wxDVC_DEFAULT_WIDTH; + + case wxCOL_WIDTH_AUTOSIZE: + wxCHECK_MSG( m_owner, wxDVC_DEFAULT_WIDTH, "no owner control" ); + return m_owner->GetBestColumnWidth(m_owner->GetColumnIndex(this)); + + default: + return m_width; + } +} + +void wxDataViewColumn::UpdateDisplay() +{ + if (m_owner) + { + int idx = m_owner->GetColumnIndex( this ); + m_owner->OnColumnChange( idx ); + } +} + //----------------------------------------------------------------------------- // wxDataViewHeaderWindow //----------------------------------------------------------------------------- -class wxDataViewHeaderWindow: public wxWindow +class wxDataViewHeaderWindow : public wxHeaderCtrl { public: - wxDataViewHeaderWindow( wxDataViewCtrl *parent, - wxWindowID id, - const wxPoint &pos = wxDefaultPosition, - const wxSize &size = wxDefaultSize, - const wxString &name = wxT("wxdataviewctrlheaderwindow") ); - virtual ~wxDataViewHeaderWindow(); + wxDataViewHeaderWindow(wxDataViewCtrl *parent) + : wxHeaderCtrl(parent) + { + } - void SetOwner( wxDataViewCtrl* owner ) { m_owner = owner; } - wxDataViewCtrl *GetOwner() { return m_owner; } + wxDataViewCtrl *GetOwner() const + { return static_cast(GetParent()); } - void OnPaint( wxPaintEvent &event ); - void OnMouse( wxMouseEvent &event ); - void OnSetFocus( wxFocusEvent &event ); +protected: + // implement/override wxHeaderCtrl functions by forwarding them to the main + // control + virtual const wxHeaderColumn& GetColumn(unsigned int idx) const + { + return *(GetOwner()->GetColumn(idx)); + } -private: - wxDataViewCtrl *m_owner; - wxCursor *m_resizeCursor; + // FIXME: currently unused + virtual bool UpdateColumnWidthToFit(unsigned int idx, int widthTitle) + { + wxDataViewCtrl * const owner = GetOwner(); + + int widthContents = owner->GetBestColumnWidth(idx); + owner->GetColumn(idx)->SetWidth(wxMax(widthTitle, widthContents)); + owner->OnColumnChange(idx); + + return true; + } private: - DECLARE_DYNAMIC_CLASS(wxDataViewHeaderWindow) + bool SendEvent(wxEventType type, unsigned int n) + { + wxDataViewCtrl * const owner = GetOwner(); + wxDataViewEvent event(type, owner->GetId()); + + event.SetEventObject(owner); + event.SetColumn(n); + event.SetDataViewColumn(owner->GetColumn(n)); + event.SetModel(owner->GetModel()); + + // for events created by wxDataViewHeaderWindow the + // row / value fields are not valid + return owner->GetEventHandler()->ProcessEvent(event); + } + + void OnClick(wxHeaderCtrlEvent& event) + { + const unsigned idx = event.GetColumn(); + + if ( SendEvent(wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK, idx) ) + return; + + // default handling for the column click is to sort by this column or + // toggle its sort order + wxDataViewCtrl * const owner = GetOwner(); + wxDataViewColumn * const col = owner->GetColumn(idx); + if ( !col->IsSortable() ) + { + // no default handling for non-sortable columns + event.Skip(); + return; + } + + if ( col->IsSortKey() ) + { + // already using this column for sorting, just change the order + col->ToggleSortOrder(); + } + else // not using this column for sorting yet + { + // first unset the old sort column if any + int oldSortKey = owner->GetSortingColumnIndex(); + if ( oldSortKey != wxNOT_FOUND ) + { + owner->GetColumn(oldSortKey)->UnsetAsSortKey(); + owner->OnColumnChange(oldSortKey); + } + + owner->SetSortingColumnIndex(idx); + col->SetAsSortKey(); + } + + wxDataViewModel * const model = owner->GetModel(); + if ( model ) + model->Resort(); + + owner->OnColumnChange(idx); + } + + void OnRClick(wxHeaderCtrlEvent& event) + { + if ( !SendEvent(wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK, + event.GetColumn()) ) + event.Skip(); + } + + void OnResize(wxHeaderCtrlEvent& event) + { + wxDataViewCtrl * const owner = GetOwner(); + + const unsigned col = event.GetColumn(); + owner->GetColumn(col)->SetWidth(event.GetWidth()); + GetOwner()->OnColumnChange(col); + } + + void OnEndReorder(wxHeaderCtrlEvent& event) + { + wxDataViewCtrl * const owner = GetOwner(); + owner->ColumnMoved(owner->GetColumn(event.GetColumn()), + event.GetNewOrder()); + } + DECLARE_EVENT_TABLE() + wxDECLARE_NO_COPY_CLASS(wxDataViewHeaderWindow); }; +BEGIN_EVENT_TABLE(wxDataViewHeaderWindow, wxHeaderCtrl) + EVT_HEADER_CLICK(wxID_ANY, wxDataViewHeaderWindow::OnClick) + EVT_HEADER_RIGHT_CLICK(wxID_ANY, wxDataViewHeaderWindow::OnRClick) + + EVT_HEADER_RESIZING(wxID_ANY, wxDataViewHeaderWindow::OnResize) + EVT_HEADER_END_RESIZE(wxID_ANY, wxDataViewHeaderWindow::OnResize) + + EVT_HEADER_END_REORDER(wxID_ANY, wxDataViewHeaderWindow::OnEndReorder) +END_EVENT_TABLE() + //----------------------------------------------------------------------------- // wxDataViewRenameTimer //----------------------------------------------------------------------------- @@ -88,49 +269,154 @@ public: }; //----------------------------------------------------------------------------- -// wxDataViewTextCtrlWrapper: wraps a wxTextCtrl for inline editing +// wxDataViewTreeNode //----------------------------------------------------------------------------- -class wxDataViewTextCtrlWrapper : public wxEvtHandler +class wxDataViewTreeNode; +WX_DEFINE_ARRAY( wxDataViewTreeNode *, wxDataViewTreeNodes ); +WX_DEFINE_ARRAY( void* , wxDataViewTreeLeaves); + +int LINKAGEMODE wxGenericTreeModelNodeCmp( wxDataViewTreeNode ** node1, + wxDataViewTreeNode ** node2); +int LINKAGEMODE wxGenericTreeModelItemCmp( void ** id1, void ** id2); + +class wxDataViewTreeNode { public: - // NB: text must be a valid object but not Create()d yet - wxDataViewTextCtrlWrapper( wxDataViewMainWindow *owner, - wxTextCtrl *text, - wxDataViewListModel *model, - unsigned int col, unsigned int row, - wxRect cellLabel ); + wxDataViewTreeNode( wxDataViewTreeNode * parent = NULL ) + { + m_parent = parent; + if (!parent) + m_open = true; + else + m_open = false; + m_hasChildren = false; + m_subTreeCount = 0; + } - wxTextCtrl *GetText() const { return m_text; } + ~wxDataViewTreeNode() + { + } - void AcceptChangesAndFinish(); + wxDataViewTreeNode * GetParent() const { return m_parent; } + void SetParent( wxDataViewTreeNode * parent ) { m_parent = parent; } + wxDataViewTreeNodes & GetNodes() { return m_nodes; } + wxDataViewTreeLeaves & GetChildren() { return m_leaves; } -protected: - void OnChar( wxKeyEvent &event ); - void OnKeyUp( wxKeyEvent &event ); - void OnKillFocus( wxFocusEvent &event ); + void AddNode( wxDataViewTreeNode * node ) + { + m_leaves.Add( node->GetItem().GetID() ); + if (g_column >= -1) + m_leaves.Sort( &wxGenericTreeModelItemCmp ); + m_nodes.Add( node ); + if (g_column >= -1) + m_nodes.Sort( &wxGenericTreeModelNodeCmp ); + } + void AddLeaf( void * leaf ) + { + m_leaves.Add( leaf ); + if (g_column >= -1) + m_leaves.Sort( &wxGenericTreeModelItemCmp ); + } - bool AcceptChanges(); - void Finish(); + wxDataViewItem & GetItem() { return m_item; } + const wxDataViewItem & GetItem() const { return m_item; } + void SetItem( const wxDataViewItem & item ) { m_item = item; } -private: - wxDataViewMainWindow *m_owner; - wxTextCtrl *m_text; - wxString m_startValue; - wxDataViewListModel *m_model; - unsigned int m_col; - unsigned int m_row; - bool m_finished; - bool m_aboutToFinish; + unsigned int GetChildrenNumber() const { return m_leaves.GetCount(); } + unsigned int GetNodeNumber() const { return m_nodes.GetCount(); } + int GetIndentLevel() const + { + int ret = 0; + const wxDataViewTreeNode * node = this; + while( node->GetParent()->GetParent() != NULL ) + { + node = node->GetParent(); + ret ++; + } + return ret; + } - DECLARE_EVENT_TABLE() + bool IsOpen() const + { + return m_open; + } + + void ToggleOpen() + { + int len = m_nodes.GetCount(); + int sum = 0; + for ( int i = 0;i < len; i ++) + sum += m_nodes[i]->GetSubTreeCount(); + + sum += m_leaves.GetCount(); + if (m_open) + { + ChangeSubTreeCount(-sum); + m_open = !m_open; + } + else + { + m_open = !m_open; + ChangeSubTreeCount(sum); + } + } + bool HasChildren() const { return m_hasChildren; } + void SetHasChildren( bool has ){ m_hasChildren = has; } + + void SetSubTreeCount( int num ) { m_subTreeCount = num; } + int GetSubTreeCount() const { return m_subTreeCount; } + void ChangeSubTreeCount( int num ) + { + if( !m_open ) + return; + m_subTreeCount += num; + if( m_parent ) + m_parent->ChangeSubTreeCount(num); + } + + void Resort() + { + if (g_column >= -1) + { + m_nodes.Sort( &wxGenericTreeModelNodeCmp ); + int len = m_nodes.GetCount(); + for (int i = 0; i < len; i ++) + m_nodes[i]->Resort(); + m_leaves.Sort( &wxGenericTreeModelItemCmp ); + } + } + +private: + wxDataViewTreeNode *m_parent; + wxDataViewTreeNodes m_nodes; + wxDataViewTreeLeaves m_leaves; + wxDataViewItem m_item; + bool m_open; + bool m_hasChildren; + int m_subTreeCount; }; +int LINKAGEMODE wxGenericTreeModelNodeCmp( wxDataViewTreeNode ** node1, + wxDataViewTreeNode ** node2) +{ + return g_model->Compare( (*node1)->GetItem(), (*node2)->GetItem(), g_column, g_asending ); +} + +int LINKAGEMODE wxGenericTreeModelItemCmp( void ** id1, void ** id2) +{ + return g_model->Compare( *id1, *id2, g_column, g_asending ); +} + + //----------------------------------------------------------------------------- // wxDataViewMainWindow //----------------------------------------------------------------------------- -WX_DEFINE_SORTED_USER_EXPORTED_ARRAY_SIZE_T(unsigned int, wxDataViewSelection, WXDLLIMPEXP_ADV); +WX_DEFINE_SORTED_USER_EXPORTED_ARRAY_SIZE_T(unsigned int, wxDataViewSelection, + WXDLLIMPEXP_ADV); +WX_DECLARE_LIST(wxDataViewItem, ItemList); +WX_DEFINE_LIST(ItemList) class wxDataViewMainWindow: public wxWindow { @@ -142,19 +428,50 @@ public: const wxString &name = wxT("wxdataviewctrlmainwindow") ); virtual ~wxDataViewMainWindow(); - // notifications from wxDataViewListModel - bool RowAppended(); - bool RowPrepended(); - bool RowInserted( unsigned int before ); - bool RowDeleted( unsigned int row ); - bool RowChanged( unsigned int row ); - bool ValueChanged( unsigned int col, unsigned int row ); - bool RowsReordered( unsigned int *new_order ); + bool IsList() const { return GetOwner()->GetModel()->IsListModel(); } + bool IsVirtualList() const { return m_root == NULL; } + + // notifications from wxDataViewModel + bool ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item ); + bool ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item ); + bool ItemChanged( const wxDataViewItem &item ); + bool ValueChanged( const wxDataViewItem &item, unsigned int model_column ); bool Cleared(); + void Resort() + { + if (!IsVirtualList()) + { + SortPrepare(); + m_root->Resort(); + } + UpdateDisplay(); + } + + void SortPrepare() + { + g_model = GetOwner()->GetModel(); + wxDataViewColumn* col = GetOwner()->GetSortingColumn(); + if( !col ) + { + if (g_model->HasDefaultCompare()) + g_column = -1; + else + g_column = -2; + + g_asending = true; + return; + } + g_column = col->GetModelColumn(); + g_asending = col->IsSortOrderAscending(); + } void SetOwner( wxDataViewCtrl* owner ) { m_owner = owner; } wxDataViewCtrl *GetOwner() { return m_owner; } + const wxDataViewCtrl *GetOwner() const { return m_owner; } +#if wxUSE_DRAG_AND_DROP + wxBitmap CreateItemBitmap( unsigned int row, int &indent ); +#endif // wxUSE_DRAG_AND_DROP void OnPaint( wxPaintEvent &event ); void OnArrowChar(unsigned int newCurrent, const wxKeyEvent& event); void OnChar( wxKeyEvent &event ); @@ -167,54 +484,136 @@ public: void OnInternalIdle(); void OnRenameTimer(); - void FinishEditing( wxTextCtrl *text ); - void ScrollWindow( int dx, int dy, const wxRect *rect ); + void ScrollWindow( int dx, int dy, const wxRect *rect = NULL ); + void ScrollTo( int rows, int column ); + unsigned GetCurrentRow() const { return m_currentRow; } bool HasCurrentRow() { return m_currentRow != (unsigned int)-1; } void ChangeCurrentRow( unsigned int row ); - bool IsSingleSel() const { return !GetParent()->HasFlag(wxDV_MULTIPLE); }; + bool IsSingleSel() const { return !GetParent()->HasFlag(wxDV_MULTIPLE); } bool IsEmpty() { return GetRowCount() == 0; } - int GetCountPerPage(); - int GetEndOfLastCol(); - unsigned int GetFirstVisibleRow(); + int GetCountPerPage() const; + int GetEndOfLastCol() const; + unsigned int GetFirstVisibleRow() const; + + // I change this method to un const because in the tree view, + // the displaying number of the tree are changing along with the + // expanding/collapsing of the tree nodes unsigned int GetLastVisibleRow(); unsigned int GetRowCount(); + wxDataViewItem GetSelection() const; + wxDataViewSelection GetSelections(){ return m_selection; } + void SetSelections( const wxDataViewSelection & sel ) + { m_selection = sel; UpdateDisplay(); } + void Select( const wxArrayInt& aSelections ); void SelectAllRows( bool on ); void SelectRow( unsigned int row, bool on ); void SelectRows( unsigned int from, unsigned int to, bool on ); void ReverseRowSelection( unsigned int row ); bool IsRowSelected( unsigned int row ); + void SendSelectionChangedEvent( const wxDataViewItem& item); void RefreshRow( unsigned int row ); void RefreshRows( unsigned int from, unsigned int to ); void RefreshRowsAfter( unsigned int firstRow ); + // returns the colour to be used for drawing the rules + wxColour GetRuleColour() const + { + return wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT); + } + + wxRect GetLineRect( unsigned int row ) const; + + int GetLineStart( unsigned int row ) const; // row * m_lineHeight in fixed mode + int GetLineHeight( unsigned int row ) const; // m_lineHeight in fixed mode + int GetLineAt( unsigned int y ) const; // y / m_lineHeight in fixed mode + + // Some useful functions for row and item mapping + wxDataViewItem GetItemByRow( unsigned int row ) const; + int GetRowByItem( const wxDataViewItem & item ) const; + + // Methods for building the mapping tree + void BuildTree( wxDataViewModel * model ); + void DestroyTree(); + void HitTest( const wxPoint & point, wxDataViewItem & item, wxDataViewColumn* &column ); + wxRect GetItemRect( const wxDataViewItem & item, const wxDataViewColumn* column ); + + void Expand( unsigned int row ); + void Collapse( unsigned int row ); + bool IsExpanded( unsigned int row ) const; + bool HasChildren( unsigned int row ) const; + +#if wxUSE_DRAG_AND_DROP + bool EnableDragSource( const wxDataFormat &format ); + bool EnableDropTarget( const wxDataFormat &format ); + + void RemoveDropHint(); + wxDragResult OnDragOver( wxDataFormat format, wxCoord x, wxCoord y, wxDragResult def ); + bool OnDrop( wxDataFormat format, wxCoord x, wxCoord y ); + wxDragResult OnData( wxDataFormat format, wxCoord x, wxCoord y, wxDragResult def ); + void OnLeave(); +#endif // wxUSE_DRAG_AND_DROP + +private: + wxDataViewTreeNode * GetTreeNodeByRow( unsigned int row ) const; + // We did not need this temporarily + // wxDataViewTreeNode * GetTreeNodeByItem( const wxDataViewItem & item ); + + int RecalculateCount(); + + wxDataViewEvent SendExpanderEvent( wxEventType type, const wxDataViewItem & item ); + + wxDataViewTreeNode * FindNode( const wxDataViewItem & item ); + private: wxDataViewCtrl *m_owner; int m_lineHeight; bool m_dirty; wxDataViewColumn *m_currentCol; - unsigned int m_currentRow; + unsigned int m_currentRow; wxDataViewSelection m_selection; wxDataViewRenameTimer *m_renameTimer; - wxDataViewTextCtrlWrapper *m_textctrlWrapper; bool m_lastOnSame; bool m_hasFocus; +#if wxUSE_DRAG_AND_DROP int m_dragCount; wxPoint m_dragStart; + bool m_dragEnabled; + wxDataFormat m_dragFormat; + + bool m_dropEnabled; + wxDataFormat m_dropFormat; + bool m_dropHint; + unsigned int m_dropHintLine; +#endif // wxUSE_DRAG_AND_DROP + // for double click logic unsigned int m_lineLastClicked, - m_lineBeforeLastClicked, - m_lineSelectSingleOnUp; + m_lineBeforeLastClicked, + m_lineSelectSingleOnUp; + + // the pen used to draw horiz/vertical rules + wxPen m_penRule; + + // the pen used to draw the expander and the lines + wxPen m_penExpander; + + // This is the tree structure of the model + wxDataViewTreeNode * m_root; + int m_count; + + // This is the tree node under the cursor + wxDataViewTreeNode * m_underMouse; private: DECLARE_DYNAMIC_CLASS(wxDataViewMainWindow) @@ -222,31 +621,27 @@ private: }; // --------------------------------------------------------- -// wxGenericDataViewListModelNotifier +// wxGenericDataViewModelNotifier // --------------------------------------------------------- -class wxGenericDataViewListModelNotifier: public wxDataViewListModelNotifier +class wxGenericDataViewModelNotifier: public wxDataViewModelNotifier { public: - wxGenericDataViewListModelNotifier( wxDataViewMainWindow *mainWindow ) + wxGenericDataViewModelNotifier( wxDataViewMainWindow *mainWindow ) { m_mainWindow = mainWindow; } - virtual bool RowAppended() - { return m_mainWindow->RowAppended(); } - virtual bool RowPrepended() - { return m_mainWindow->RowPrepended(); } - virtual bool RowInserted( unsigned int before ) - { return m_mainWindow->RowInserted( before ); } - virtual bool RowDeleted( unsigned int row ) - { return m_mainWindow->RowDeleted( row ); } - virtual bool RowChanged( unsigned int row ) - { return m_mainWindow->RowChanged( row ); } - virtual bool ValueChanged( unsigned int col, unsigned int row ) - { return m_mainWindow->ValueChanged( col, row ); } - virtual bool RowsReordered( unsigned int *new_order ) - { return m_mainWindow->RowsReordered( new_order ); } + virtual bool ItemAdded( const wxDataViewItem & parent, const wxDataViewItem & item ) + { return m_mainWindow->ItemAdded( parent , item ); } + virtual bool ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item ) + { return m_mainWindow->ItemDeleted( parent, item ); } + virtual bool ItemChanged( const wxDataViewItem & item ) + { return m_mainWindow->ItemChanged(item); } + virtual bool ValueChanged( const wxDataViewItem & item , unsigned int col ) + { return m_mainWindow->ValueChanged( item, col ); } virtual bool Cleared() { return m_mainWindow->Cleared(); } + virtual void Resort() + { m_mainWindow->Resort(); } wxDataViewMainWindow *m_mainWindow; }; @@ -257,16 +652,20 @@ public: IMPLEMENT_ABSTRACT_CLASS(wxDataViewRenderer, wxDataViewRendererBase) -wxDataViewRenderer::wxDataViewRenderer( const wxString &varianttype, wxDataViewCellMode mode ) : - wxDataViewRendererBase( varianttype, mode ) +wxDataViewRenderer::wxDataViewRenderer( const wxString &varianttype, + wxDataViewCellMode mode, + int align) : + wxDataViewCustomRendererBase( varianttype, mode, align ) { + m_align = align; + m_mode = mode; + m_ellipsizeMode = wxELLIPSIZE_MIDDLE; m_dc = NULL; } wxDataViewRenderer::~wxDataViewRenderer() { - if (m_dc) - delete m_dc; + delete m_dc; } wxDC *wxDataViewRenderer::GetDC() @@ -283,6 +682,16 @@ wxDC *wxDataViewRenderer::GetDC() return m_dc; } +void wxDataViewRenderer::SetAlignment( int align ) +{ + m_align=align; +} + +int wxDataViewRenderer::GetAlignment() const +{ + return m_align; +} + // --------------------------------------------------------- // wxDataViewCustomRenderer // --------------------------------------------------------- @@ -290,8 +699,8 @@ wxDC *wxDataViewRenderer::GetDC() IMPLEMENT_ABSTRACT_CLASS(wxDataViewCustomRenderer, wxDataViewRenderer) wxDataViewCustomRenderer::wxDataViewCustomRenderer( const wxString &varianttype, - wxDataViewCellMode mode ) : - wxDataViewRenderer( varianttype, mode ) + wxDataViewCellMode mode, int align ) : + wxDataViewRenderer( varianttype, mode, align ) { } @@ -299,10 +708,11 @@ wxDataViewCustomRenderer::wxDataViewCustomRenderer( const wxString &varianttype, // wxDataViewTextRenderer // --------------------------------------------------------- -IMPLEMENT_CLASS(wxDataViewTextRenderer, wxDataViewCustomRenderer) +IMPLEMENT_CLASS(wxDataViewTextRenderer, wxDataViewRenderer) -wxDataViewTextRenderer::wxDataViewTextRenderer( const wxString &varianttype, wxDataViewCellMode mode ) : - wxDataViewCustomRenderer( varianttype, mode ) +wxDataViewTextRenderer::wxDataViewTextRenderer( const wxString &varianttype, + wxDataViewCellMode mode, int align ) : + wxDataViewRenderer( varianttype, mode, align ) { } @@ -313,31 +723,60 @@ bool wxDataViewTextRenderer::SetValue( const wxVariant &value ) return true; } -bool wxDataViewTextRenderer::GetValue( wxVariant& WXUNUSED(value) ) +bool wxDataViewTextRenderer::GetValue( wxVariant& WXUNUSED(value) ) const { return false; } -bool wxDataViewTextRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) ) +bool wxDataViewTextRenderer::HasEditorCtrl() const +{ + return true; +} + +wxControl* wxDataViewTextRenderer::CreateEditorCtrl( wxWindow *parent, + wxRect labelRect, const wxVariant &value ) { - dc->DrawText( m_text, cell.x, cell.y ); + wxTextCtrl* ctrl = new wxTextCtrl( parent, wxID_ANY, value, + wxPoint(labelRect.x,labelRect.y), + wxSize(labelRect.width,labelRect.height) ); + + // select the text in the control an place the cursor at the end + ctrl->SetInsertionPointEnd(); + ctrl->SelectAll(); + + return ctrl; +} +bool wxDataViewTextRenderer::GetValueFromEditorCtrl( wxControl *editor, wxVariant &value ) +{ + wxTextCtrl *text = (wxTextCtrl*) editor; + value = text->GetValue(); return true; } -wxSize wxDataViewTextRenderer::GetSize() +bool wxDataViewTextRenderer::Render(wxRect rect, wxDC *dc, int state) { - return wxSize(80,20); + RenderText(m_text, 0, rect, dc, state); + return true; +} + +wxSize wxDataViewTextRenderer::GetSize() const +{ + if (!m_text.empty()) + return GetTextExtent(m_text); + else + return wxSize(wxDVC_DEFAULT_RENDERER_SIZE,wxDVC_DEFAULT_RENDERER_SIZE); } // --------------------------------------------------------- // wxDataViewBitmapRenderer // --------------------------------------------------------- -IMPLEMENT_CLASS(wxDataViewBitmapRenderer, wxDataViewCustomRenderer) +IMPLEMENT_CLASS(wxDataViewBitmapRenderer, wxDataViewRenderer) -wxDataViewBitmapRenderer::wxDataViewBitmapRenderer( const wxString &varianttype, wxDataViewCellMode mode ) : - wxDataViewCustomRenderer( varianttype, mode ) +wxDataViewBitmapRenderer::wxDataViewBitmapRenderer( const wxString &varianttype, + wxDataViewCellMode mode, int align ) : + wxDataViewRenderer( varianttype, mode, align ) { } @@ -351,7 +790,7 @@ bool wxDataViewBitmapRenderer::SetValue( const wxVariant &value ) return true; } -bool wxDataViewBitmapRenderer::GetValue( wxVariant& WXUNUSED(value) ) +bool wxDataViewBitmapRenderer::GetValue( wxVariant& WXUNUSED(value) ) const { return false; } @@ -366,25 +805,25 @@ bool wxDataViewBitmapRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state return true; } -wxSize wxDataViewBitmapRenderer::GetSize() +wxSize wxDataViewBitmapRenderer::GetSize() const { if (m_bitmap.Ok()) return wxSize( m_bitmap.GetWidth(), m_bitmap.GetHeight() ); else if (m_icon.Ok()) return wxSize( m_icon.GetWidth(), m_icon.GetHeight() ); - return wxSize(16,16); + return wxSize(wxDVC_DEFAULT_RENDERER_SIZE,wxDVC_DEFAULT_RENDERER_SIZE); } // --------------------------------------------------------- // wxDataViewToggleRenderer // --------------------------------------------------------- -IMPLEMENT_ABSTRACT_CLASS(wxDataViewToggleRenderer, wxDataViewCustomRenderer) +IMPLEMENT_ABSTRACT_CLASS(wxDataViewToggleRenderer, wxDataViewRenderer) wxDataViewToggleRenderer::wxDataViewToggleRenderer( const wxString &varianttype, - wxDataViewCellMode mode ) : - wxDataViewCustomRenderer( varianttype, mode ) + wxDataViewCellMode mode, int align ) : + wxDataViewRenderer( varianttype, mode, align ) { m_toggle = false; } @@ -396,68 +835,67 @@ bool wxDataViewToggleRenderer::SetValue( const wxVariant &value ) return true; } -bool wxDataViewToggleRenderer::GetValue( wxVariant &WXUNUSED(value) ) +bool wxDataViewToggleRenderer::GetValue( wxVariant &WXUNUSED(value) ) const { return false; } bool wxDataViewToggleRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) ) { - // User wxRenderer here - - wxRect rect; - rect.x = cell.x + cell.width/2 - 10; - rect.width = 20; - rect.y = cell.y + cell.height/2 - 10; - rect.height = 20; - int flags = 0; if (m_toggle) flags |= wxCONTROL_CHECKED; - if (GetMode() != wxDATAVIEW_CELL_ACTIVATABLE) + if (GetMode() != wxDATAVIEW_CELL_ACTIVATABLE || + GetEnabled() == false) flags |= wxCONTROL_DISABLED; + // check boxes we draw must always have the same, standard size (if it's + // bigger than the cell size the checkbox will be truncated because the + // caller had set the clipping rectangle to prevent us from drawing outside + // the cell) + cell.SetSize(GetSize()); + wxRendererNative::Get().DrawCheckBox( GetOwner()->GetOwner(), *dc, - rect, + cell, flags ); return true; } -bool wxDataViewToggleRenderer::Activate( wxRect WXUNUSED(cell), wxDataViewListModel *model, unsigned int col, unsigned int row ) +void wxDataViewToggleRenderer::WXOnActivate(wxDataViewModel *model, + const wxVariant& valueOld, + const wxDataViewItem & item, + unsigned int col) { - bool value = !m_toggle; - wxVariant variant = value; - model->SetValue( variant, col, row ); - model->ValueChanged( col, row ); - return true; + if (model->IsEnabled(item, col)) + { + model->ChangeValue(!valueOld.GetBool(), item, col); + } } -wxSize wxDataViewToggleRenderer::GetSize() +wxSize wxDataViewToggleRenderer::GetSize() const { - return wxSize(20,20); + // the window parameter is not used by GetCheckBoxSize() so it's + // safe to pass NULL + return wxRendererNative::Get().GetCheckBoxSize(NULL); } // --------------------------------------------------------- // wxDataViewProgressRenderer // --------------------------------------------------------- -IMPLEMENT_ABSTRACT_CLASS(wxDataViewProgressRenderer, wxDataViewCustomRenderer) +IMPLEMENT_ABSTRACT_CLASS(wxDataViewProgressRenderer, wxDataViewRenderer) wxDataViewProgressRenderer::wxDataViewProgressRenderer( const wxString &label, - const wxString &varianttype, wxDataViewCellMode mode ) : - wxDataViewCustomRenderer( varianttype, mode ) + const wxString &varianttype, wxDataViewCellMode mode, int align ) : + wxDataViewRenderer( varianttype, mode, align ) { m_label = label; m_value = 0; } -wxDataViewProgressRenderer::~wxDataViewProgressRenderer() -{ -} - bool wxDataViewProgressRenderer::SetValue( const wxVariant &value ) { m_value = (long) value; @@ -468,23 +906,34 @@ bool wxDataViewProgressRenderer::SetValue( const wxVariant &value ) return true; } -bool wxDataViewProgressRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) ) +bool wxDataViewProgressRenderer::GetValue( wxVariant &value ) const { - double pct = (double)m_value / 100.0; - wxRect bar = cell; - bar.width = (int)(cell.width * pct); - dc->SetPen( *wxTRANSPARENT_PEN ); - dc->SetBrush( *wxBLUE_BRUSH ); - dc->DrawRectangle( bar ); + value = (long) m_value; + return true; +} + +bool +wxDataViewProgressRenderer::Render(wxRect rect, wxDC *dc, int WXUNUSED(state)) +{ + // deflate the rect to leave a small border between bars in adjacent rows + wxRect bar = rect.Deflate(0, 1); dc->SetBrush( *wxTRANSPARENT_BRUSH ); dc->SetPen( *wxBLACK_PEN ); - dc->DrawRectangle( cell ); + dc->DrawRectangle( bar ); + + bar.width = (int)(bar.width * m_value / 100.); + dc->SetPen( *wxTRANSPARENT_PEN ); + + const wxDataViewItemAttr& attr = GetAttr(); + dc->SetBrush( attr.HasColour() ? wxBrush(attr.GetColour()) + : *wxBLUE_BRUSH ); + dc->DrawRectangle( bar ); return true; } -wxSize wxDataViewProgressRenderer::GetSize() +wxSize wxDataViewProgressRenderer::GetSize() const { return wxSize(40,12); } @@ -493,16 +942,20 @@ wxSize wxDataViewProgressRenderer::GetSize() // wxDataViewDateRenderer // --------------------------------------------------------- +#define wxUSE_DATE_RENDERER_POPUP (wxUSE_CALENDARCTRL && wxUSE_POPUPWIN) + +#if wxUSE_DATE_RENDERER_POPUP + class wxDataViewDateRendererPopupTransient: public wxPopupTransientWindow { public: wxDataViewDateRendererPopupTransient( wxWindow* parent, wxDateTime *value, - wxDataViewListModel *model, unsigned int col, unsigned int row ) : - wxPopupTransientWindow( parent, wxBORDER_SIMPLE ) + wxDataViewModel *model, const wxDataViewItem & item, unsigned int col) : + wxPopupTransientWindow( parent, wxBORDER_SIMPLE ), + m_item( item ) { m_model = model; m_col = col; - m_row = row; m_cal = new wxCalendarCtrl( this, wxID_ANY, *value ); wxBoxSizer *sizer = new wxBoxSizer( wxHORIZONTAL ); sizer->Add( m_cal, 1, wxGROW ); @@ -513,9 +966,9 @@ public: void OnCalendar( wxCalendarEvent &event ); wxCalendarCtrl *m_cal; - wxDataViewListModel *m_model; + wxDataViewModel *m_model; unsigned int m_col; - unsigned int m_row; + const wxDataViewItem & m_item; protected: virtual void OnDismiss() @@ -532,18 +985,17 @@ END_EVENT_TABLE() void wxDataViewDateRendererPopupTransient::OnCalendar( wxCalendarEvent &event ) { - wxDateTime date = event.GetDate(); - wxVariant value = date; - m_model->SetValue( value, m_col, m_row ); - m_model->ValueChanged( m_col, m_row ); + m_model->ChangeValue( event.GetDate(), m_item, m_col ); DismissAndNotify(); } -IMPLEMENT_ABSTRACT_CLASS(wxDataViewDateRenderer, wxDataViewCustomRenderer) +#endif // wxUSE_DATE_RENDERER_POPUP + +IMPLEMENT_ABSTRACT_CLASS(wxDataViewDateRenderer, wxDataViewRenderer) wxDataViewDateRenderer::wxDataViewDateRenderer( const wxString &varianttype, - wxDataViewCellMode mode ) : - wxDataViewCustomRenderer( varianttype, mode ) + wxDataViewCellMode mode, int align ) : + wxDataViewRenderer( varianttype, mode, align ) { } @@ -554,360 +1006,280 @@ bool wxDataViewDateRenderer::SetValue( const wxVariant &value ) return true; } -bool wxDataViewDateRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) ) +bool wxDataViewDateRenderer::GetValue( wxVariant &value ) const { - dc->SetFont( GetOwner()->GetOwner()->GetFont() ); - wxString tmp = m_date.FormatDate(); - dc->DrawText( tmp, cell.x, cell.y ); - + value = m_date; return true; } -wxSize wxDataViewDateRenderer::GetSize() +bool wxDataViewDateRenderer::Render( wxRect cell, wxDC *dc, int state ) { - wxDataViewCtrl* view = GetOwner()->GetOwner(); wxString tmp = m_date.FormatDate(); - wxCoord x,y,d; - view->GetTextExtent( tmp, &x, &y, &d ); - return wxSize(x,y+d); + RenderText( tmp, 0, cell, dc, state ); + return true; +} + +wxSize wxDataViewDateRenderer::GetSize() const +{ + return GetTextExtent(m_date.FormatDate()); } -bool wxDataViewDateRenderer::Activate( wxRect WXUNUSED(cell), wxDataViewListModel *model, unsigned int col, unsigned int row ) +void wxDataViewDateRenderer::WXOnActivate(wxDataViewModel *model, + const wxVariant& valueOld, + const wxDataViewItem & item, + unsigned int col ) { - wxVariant variant; - model->GetValue( variant, col, row ); - wxDateTime value = variant.GetDateTime(); + wxDateTime dtOld = valueOld.GetDateTime(); +#if wxUSE_DATE_RENDERER_POPUP wxDataViewDateRendererPopupTransient *popup = new wxDataViewDateRendererPopupTransient( - GetOwner()->GetOwner()->GetParent(), &value, model, col, row ); + GetOwner()->GetOwner()->GetParent(), &dtOld, model, item, col); wxPoint pos = wxGetMousePosition(); popup->Move( pos ); popup->Layout(); popup->Popup( popup->m_cal ); - - return true; +#else // !wxUSE_DATE_RENDERER_POPUP + wxMessageBox(dtOld.Format()); +#endif // wxUSE_DATE_RENDERER_POPUP/!wxUSE_DATE_RENDERER_POPUP } // --------------------------------------------------------- -// wxDataViewColumn +// wxDataViewIconTextRenderer // --------------------------------------------------------- -IMPLEMENT_ABSTRACT_CLASS(wxDataViewColumn, wxDataViewColumnBase) +IMPLEMENT_CLASS(wxDataViewIconTextRenderer, wxDataViewRenderer) -wxDataViewColumn::wxDataViewColumn( const wxString &title, wxDataViewRenderer *cell, unsigned int model_column, - int width, int flags ) : - wxDataViewColumnBase( title, cell, model_column, width, flags ) +wxDataViewIconTextRenderer::wxDataViewIconTextRenderer( +const wxString &varianttype, wxDataViewCellMode mode, int align ) : + wxDataViewRenderer( varianttype, mode, align ) { - m_width = width; - if (m_width < 0) - m_width = 80; + SetMode(mode); + SetAlignment(align); } -wxDataViewColumn::wxDataViewColumn( const wxBitmap &bitmap, wxDataViewRenderer *cell, unsigned int model_column, - int width, int flags ) : - wxDataViewColumnBase( bitmap, cell, model_column, width, flags ) +bool wxDataViewIconTextRenderer::SetValue( const wxVariant &value ) { - m_width = width; - if (m_width < 0) - m_width = 30; + m_value << value; + return true; } -void wxDataViewColumn::SetAlignment( wxAlignment WXUNUSED(align) ) +bool wxDataViewIconTextRenderer::GetValue( wxVariant& WXUNUSED(value) ) const { - // TODO + return false; } -void wxDataViewColumn::SetSortable( bool WXUNUSED(sortable) ) +bool wxDataViewIconTextRenderer::Render(wxRect rect, wxDC *dc, int state) { - // TODO -} + int xoffset = 0; -bool wxDataViewColumn::GetSortable() -{ - // TODO - return false; -} + const wxIcon& icon = m_value.GetIcon(); + if ( icon.IsOk() ) + { + dc->DrawIcon(icon, rect.x, rect.y + (rect.height - icon.GetHeight())/2); + xoffset = icon.GetWidth()+4; + } -void wxDataViewColumn::SetSortOrder( bool WXUNUSED(ascending) ) -{ - // TODO -} + RenderText(m_value.GetText(), xoffset, rect, dc, state); -bool wxDataViewColumn::IsSortOrderAscending() -{ - // TODO return true; } - -wxDataViewColumn::~wxDataViewColumn() +wxSize wxDataViewIconTextRenderer::GetSize() const { + if (!m_value.GetText().empty()) + { + wxSize size = GetTextExtent(m_value.GetText()); + + if (m_value.GetIcon().IsOk()) + size.x += m_value.GetIcon().GetWidth() + 4; + return size; + } + return wxSize(80,20); } -void wxDataViewColumn::SetTitle( const wxString &title ) +wxControl* wxDataViewIconTextRenderer::CreateEditorCtrl(wxWindow *parent, wxRect labelRect, const wxVariant& value) { - wxDataViewColumnBase::SetTitle( title ); + wxDataViewIconText iconText; + iconText << value; -} + wxString text = iconText.GetText(); -void wxDataViewColumn::SetBitmap( const wxBitmap &bitmap ) -{ - wxDataViewColumnBase::SetBitmap( bitmap ); + // adjust the label rect to take the width of the icon into account + if (iconText.GetIcon().IsOk()) + { + int w = iconText.GetIcon().GetWidth() + 4; + labelRect.x += w; + labelRect.width -= w; + } + + wxTextCtrl* ctrl = new wxTextCtrl( parent, wxID_ANY, text, + wxPoint(labelRect.x,labelRect.y), + wxSize(labelRect.width,labelRect.height) ); + + // select the text in the control an place the cursor at the end + ctrl->SetInsertionPointEnd(); + ctrl->SelectAll(); + return ctrl; } -int wxDataViewColumn::GetWidth() +bool wxDataViewIconTextRenderer::GetValueFromEditorCtrl( wxControl *editor, wxVariant& value ) { - return m_width; + wxTextCtrl *text = (wxTextCtrl*) editor; + + wxDataViewIconText iconText(text->GetValue(), m_value.GetIcon()); + value << iconText; + return true; } //----------------------------------------------------------------------------- -// wxDataViewHeaderWindow +// wxDataViewDropTarget //----------------------------------------------------------------------------- -IMPLEMENT_ABSTRACT_CLASS(wxDataViewHeaderWindow, wxWindow) +#if wxUSE_DRAG_AND_DROP -BEGIN_EVENT_TABLE(wxDataViewHeaderWindow,wxWindow) - EVT_PAINT (wxDataViewHeaderWindow::OnPaint) - EVT_MOUSE_EVENTS (wxDataViewHeaderWindow::OnMouse) - EVT_SET_FOCUS (wxDataViewHeaderWindow::OnSetFocus) -END_EVENT_TABLE() - -wxDataViewHeaderWindow::wxDataViewHeaderWindow( wxDataViewCtrl *parent, wxWindowID id, - const wxPoint &pos, const wxSize &size, const wxString &name ) : - wxWindow( parent, id, pos, size, 0, name ) -{ - SetOwner( parent ); - - m_resizeCursor = new wxCursor( wxCURSOR_SIZEWE ); - - wxVisualAttributes attr = wxPanel::GetClassDefaultAttributes(); - SetOwnForegroundColour( attr.colFg ); - SetOwnBackgroundColour( attr.colBg ); - if (!m_hasFont) - SetOwnFont( attr.font ); -} - -wxDataViewHeaderWindow::~wxDataViewHeaderWindow() -{ - delete m_resizeCursor; -} - -void wxDataViewHeaderWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) +class wxBitmapCanvas: public wxWindow { - int w, h; - GetClientSize( &w, &h ); - - wxPaintDC dc( this ); - - int xpix; - m_owner->GetScrollPixelsPerUnit( &xpix, NULL ); - - int x; - m_owner->GetViewStart( &x, NULL ); - - // account for the horz scrollbar offset - dc.SetDeviceOrigin( -x * xpix, 0 ); - - dc.SetFont( GetFont() ); - - unsigned int cols = GetOwner()->GetNumberOfColumns(); - unsigned int i; - int xpos = 0; - for (i = 0; i < cols; i++) +public: + wxBitmapCanvas( wxWindow *parent, const wxBitmap &bitmap, const wxSize &size ) : + wxWindow( parent, wxID_ANY, wxPoint(0,0), size ) { - wxDataViewColumn *col = GetOwner()->GetColumn( i ); - int width = col->GetWidth(); - - int cw = width; - int ch = h; - - wxRendererNative::Get().DrawHeaderButton - ( - this, - dc, - wxRect(xpos, 0, cw, ch-1), - m_parent->IsEnabled() ? 0 - : (int)wxCONTROL_DISABLED - ); - - dc.DrawText( col->GetTitle(), xpos+3, 3 ); - - xpos += width; + m_bitmap = bitmap; + Connect( wxEVT_PAINT, wxPaintEventHandler(wxBitmapCanvas::OnPaint) ); } -} - -void wxDataViewHeaderWindow::OnMouse( wxMouseEvent &WXUNUSED(event) ) -{ -} - -void wxDataViewHeaderWindow::OnSetFocus( wxFocusEvent &event ) -{ - GetParent()->SetFocus(); - event.Skip(); -} - -//----------------------------------------------------------------------------- -// wxDataViewRenameTimer -//----------------------------------------------------------------------------- - -wxDataViewRenameTimer::wxDataViewRenameTimer( wxDataViewMainWindow *owner ) -{ - m_owner = owner; -} - -void wxDataViewRenameTimer::Notify() -{ - m_owner->OnRenameTimer(); -} -//----------------------------------------------------------------------------- -// wxDataViewTextCtrlWrapper: wraps a wxTextCtrl for inline editing -//----------------------------------------------------------------------------- + void OnPaint( wxPaintEvent &WXUNUSED(event) ) + { + wxPaintDC dc(this); + dc.DrawBitmap( m_bitmap, 0, 0); + } -BEGIN_EVENT_TABLE(wxDataViewTextCtrlWrapper, wxEvtHandler) - EVT_CHAR (wxDataViewTextCtrlWrapper::OnChar) - EVT_KEY_UP (wxDataViewTextCtrlWrapper::OnKeyUp) - EVT_KILL_FOCUS (wxDataViewTextCtrlWrapper::OnKillFocus) -END_EVENT_TABLE() + wxBitmap m_bitmap; +}; -wxDataViewTextCtrlWrapper::wxDataViewTextCtrlWrapper( - wxDataViewMainWindow *owner, - wxTextCtrl *text, - wxDataViewListModel *model, - unsigned int col, unsigned int row, - wxRect rectLabel ) +class wxDataViewDropSource: public wxDropSource { - m_owner = owner; - m_model = model; - m_row = row; - m_col = col; - m_text = text; - - m_finished = false; - m_aboutToFinish = false; - - wxVariant value; - model->GetValue( value, col, row ); - m_startValue = value.GetString(); +public: + wxDataViewDropSource( wxDataViewMainWindow *win, unsigned int row ) : + wxDropSource( win ) + { + m_win = win; + m_row = row; + m_hint = NULL; + } - m_owner->GetOwner()->CalcScrolledPosition( - rectLabel.x, rectLabel.y, &rectLabel.x, &rectLabel.y ); + ~wxDataViewDropSource() + { + delete m_hint; + } - m_text->Create( owner, wxID_ANY, m_startValue, - wxPoint(rectLabel.x-2,rectLabel.y-2), - wxSize(rectLabel.width+7,rectLabel.height+4) ); - m_text->SetFocus(); + virtual bool GiveFeedback( wxDragResult WXUNUSED(effect) ) + { + wxPoint pos = wxGetMousePosition(); - m_text->PushEventHandler(this); -} + if (!m_hint) + { + int liney = m_win->GetLineStart( m_row ); + int linex = 0; + m_win->GetOwner()->CalcUnscrolledPosition( 0, liney, NULL, &liney ); + m_win->ClientToScreen( &linex, &liney ); + m_dist_x = pos.x - linex; + m_dist_y = pos.y - liney; + + int indent = 0; + wxBitmap ib = m_win->CreateItemBitmap( m_row, indent ); + m_dist_x -= indent; + m_hint = new wxFrame( m_win->GetParent(), wxID_ANY, wxEmptyString, + wxPoint(pos.x - m_dist_x, pos.y + 5 ), + ib.GetSize(), + wxFRAME_TOOL_WINDOW | + wxFRAME_FLOAT_ON_PARENT | + wxFRAME_NO_TASKBAR | + wxNO_BORDER ); + new wxBitmapCanvas( m_hint, ib, ib.GetSize() ); + m_hint->Show(); + } + else + { + m_hint->Move( pos.x - m_dist_x, pos.y + 5 ); + m_hint->SetTransparent( 128 ); + } -void wxDataViewTextCtrlWrapper::AcceptChangesAndFinish() -{ - m_aboutToFinish = true; + return false; + } - // Notify the owner about the changes - AcceptChanges(); + wxDataViewMainWindow *m_win; + unsigned int m_row; + wxFrame *m_hint; + int m_dist_x,m_dist_y; +}; - // Even if vetoed, close the control (consistent with MSW) - Finish(); -} -void wxDataViewTextCtrlWrapper::OnChar( wxKeyEvent &event ) +class wxDataViewDropTarget: public wxDropTarget { - switch ( event.m_keyCode ) +public: + wxDataViewDropTarget( wxDataObject *obj, wxDataViewMainWindow *win ) : + wxDropTarget( obj ) { - case WXK_RETURN: - AcceptChangesAndFinish(); - break; - - case WXK_ESCAPE: - // m_owner->OnRenameCancelled( m_itemEdited ); - Finish(); - break; - - default: - event.Skip(); + m_win = win; } -} -void wxDataViewTextCtrlWrapper::OnKeyUp( wxKeyEvent &event ) -{ - if (m_finished) + virtual wxDragResult OnDragOver( wxCoord x, wxCoord y, wxDragResult def ) { - event.Skip(); - return; + wxDataFormat format = GetMatchingPair(); + if (format == wxDF_INVALID) + return wxDragNone; + return m_win->OnDragOver( format, x, y, def); } - // auto-grow the textctrl - wxSize parentSize = m_owner->GetSize(); - wxPoint myPos = m_text->GetPosition(); - wxSize mySize = m_text->GetSize(); - int sx, sy; - m_text->GetTextExtent(m_text->GetValue() + _T("MM"), &sx, &sy); - if (myPos.x + sx > parentSize.x) - sx = parentSize.x - myPos.x; - if (mySize.x > sx) - sx = mySize.x; - m_text->SetSize(sx, wxDefaultCoord); - - event.Skip(); -} - -void wxDataViewTextCtrlWrapper::OnKillFocus( wxFocusEvent &event ) -{ - if ( !m_finished && !m_aboutToFinish ) + virtual bool OnDrop( wxCoord x, wxCoord y ) { - AcceptChanges(); - //if ( !AcceptChanges() ) - // m_owner->OnRenameCancelled( m_itemEdited ); - - Finish(); + wxDataFormat format = GetMatchingPair(); + if (format == wxDF_INVALID) + return false; + return m_win->OnDrop( format, x, y ); } - // We must let the native text control handle focus - event.Skip(); -} + virtual wxDragResult OnData( wxCoord x, wxCoord y, wxDragResult def ) + { + wxDataFormat format = GetMatchingPair(); + if (format == wxDF_INVALID) + return wxDragNone; + if (!GetData()) + return wxDragNone; + return m_win->OnData( format, x, y, def ); + } -bool wxDataViewTextCtrlWrapper::AcceptChanges() -{ - const wxString value = m_text->GetValue(); + virtual void OnLeave() + { m_win->OnLeave(); } - if ( value == m_startValue ) - // nothing changed, always accept - return true; + wxDataViewMainWindow *m_win; +}; -// if ( !m_owner->OnRenameAccept(m_itemEdited, value) ) - // vetoed by the user -// return false; +#endif // wxUSE_DRAG_AND_DROP - // accepted, do rename the item - wxVariant variant; - variant = value; - m_model->SetValue( variant, m_col, m_row ); - m_model->ValueChanged( m_col, m_row ); +//----------------------------------------------------------------------------- +// wxDataViewRenameTimer +//----------------------------------------------------------------------------- - return true; +wxDataViewRenameTimer::wxDataViewRenameTimer( wxDataViewMainWindow *owner ) +{ + m_owner = owner; } -void wxDataViewTextCtrlWrapper::Finish() +void wxDataViewRenameTimer::Notify() { - if ( !m_finished ) - { - m_finished = true; - - m_text->RemoveEventHandler(this); - m_owner->FinishEditing(m_text); - - // delete later - wxPendingDelete.Append( this ); - } + m_owner->OnRenameTimer(); } //----------------------------------------------------------------------------- // wxDataViewMainWindow //----------------------------------------------------------------------------- +// The tree building helper, declared firstly +static void BuildTreeHelper( const wxDataViewModel * model, const wxDataViewItem & item, + wxDataViewTreeNode * node); + int LINKAGEMODE wxDataViewSelectionCmp( unsigned int row1, unsigned int row2 ) { if (row1 > row2) return 1; @@ -915,7 +1287,6 @@ int LINKAGEMODE wxDataViewSelectionCmp( unsigned int row1, unsigned int row2 ) return -1; } - IMPLEMENT_ABSTRACT_CLASS(wxDataViewMainWindow, wxWindow) BEGIN_EVENT_TABLE(wxDataViewMainWindow,wxWindow) @@ -928,7 +1299,7 @@ END_EVENT_TABLE() wxDataViewMainWindow::wxDataViewMainWindow( wxDataViewCtrl *parent, wxWindowID id, const wxPoint &pos, const wxSize &size, const wxString &name ) : - wxWindow( parent, id, pos, size, wxWANTS_CHARS, name ), + wxWindow( parent, id, pos, size, wxWANTS_CHARS|wxBORDER_NONE, name ), m_selection( wxDataViewSelectionCmp ) { @@ -936,17 +1307,23 @@ wxDataViewMainWindow::wxDataViewMainWindow( wxDataViewCtrl *parent, wxWindowID i m_lastOnSame = false; m_renameTimer = new wxDataViewRenameTimer( this ); - m_textctrlWrapper = NULL; // TODO: user better initial values/nothing selected m_currentCol = NULL; m_currentRow = 0; - // TODO: we need to calculate this smartly - m_lineHeight = 20; + m_lineHeight = wxMax( 17, GetCharHeight() + 2 ); // 17 = mini icon height + 1 +#if wxUSE_DRAG_AND_DROP m_dragCount = 0; m_dragStart = wxPoint(0,0); + + m_dragEnabled = false; + m_dropEnabled = false; + m_dropHint = false; + m_dropHintLine = (unsigned int) -1; +#endif // wxUSE_DRAG_AND_DROP + m_lineLastClicked = (unsigned int) -1; m_lineBeforeLastClicked = (unsigned int) -1; m_lineSelectSingleOnUp = (unsigned int) -1; @@ -955,275 +1332,939 @@ wxDataViewMainWindow::wxDataViewMainWindow( wxDataViewCtrl *parent, wxWindowID i SetBackgroundColour( *wxWHITE ); + SetBackgroundStyle(wxBG_STYLE_CUSTOM); + + m_penRule = wxPen(GetRuleColour()); + + // compose a pen whichcan draw black lines + // TODO: maybe there is something system colour to use + m_penExpander = wxPen(wxColour(0,0,0)); + + m_root = new wxDataViewTreeNode( NULL ); + m_root->SetHasChildren(true); + + // Make m_count = -1 will cause the class recaculate the real displaying number of rows. + m_count = -1; + m_underMouse = NULL; UpdateDisplay(); } wxDataViewMainWindow::~wxDataViewMainWindow() { + DestroyTree(); delete m_renameTimer; } -void wxDataViewMainWindow::OnRenameTimer() + +#if wxUSE_DRAG_AND_DROP +bool wxDataViewMainWindow::EnableDragSource( const wxDataFormat &format ) { - // We have to call this here because changes may just have - // been made and no screen update taken place. - if ( m_dirty ) - wxSafeYield(); + m_dragFormat = format; + m_dragEnabled = format != wxDF_INVALID; + return true; +} - int xpos = 0; - unsigned int cols = GetOwner()->GetNumberOfColumns(); - unsigned int i; - for (i = 0; i < cols; i++) - { - wxDataViewColumn *c = GetOwner()->GetColumn( i ); - if (c == m_currentCol) - break; - xpos += c->GetWidth(); - } - wxRect labelRect( xpos, m_currentRow * m_lineHeight, m_currentCol->GetWidth(), m_lineHeight ); +bool wxDataViewMainWindow::EnableDropTarget( const wxDataFormat &format ) +{ + m_dropFormat = format; + m_dropEnabled = format != wxDF_INVALID; - wxClassInfo *textControlClass = CLASSINFO(wxTextCtrl); + if (m_dropEnabled) + SetDropTarget( new wxDataViewDropTarget( new wxCustomDataObject( format ), this ) ); - wxTextCtrl * const text = (wxTextCtrl *)textControlClass->CreateObject(); - m_textctrlWrapper = new wxDataViewTextCtrlWrapper(this, text, GetOwner()->GetModel(), - m_currentCol->GetModelColumn(), m_currentRow, labelRect ); + return true; } -void wxDataViewMainWindow::FinishEditing( wxTextCtrl *text ) +void wxDataViewMainWindow::RemoveDropHint() { - delete text; - m_textctrlWrapper = NULL; - SetFocus(); - // SetFocusIgnoringChildren(); + if (m_dropHint) + { + m_dropHint = false; + RefreshRow( m_dropHintLine ); + m_dropHintLine = (unsigned int) -1; + } } -bool wxDataViewMainWindow::RowAppended() +wxDragResult wxDataViewMainWindow::OnDragOver( wxDataFormat format, wxCoord x, + wxCoord y, wxDragResult def ) { - return false; -} + int xx = x; + int yy = y; + m_owner->CalcUnscrolledPosition( xx, yy, &xx, &yy ); + unsigned int row = GetLineAt( yy ); -bool wxDataViewMainWindow::RowPrepended() -{ - return false; -} + if ((row >= GetRowCount()) || (xx > GetEndOfLastCol())) + { + RemoveDropHint(); + return wxDragNone; + } -bool wxDataViewMainWindow::RowInserted( unsigned int WXUNUSED(before) ) -{ - return false; -} + wxDataViewItem item = GetItemByRow( row ); -bool wxDataViewMainWindow::RowDeleted( unsigned int WXUNUSED(row) ) -{ - return false; -} + wxDataViewModel *model = GetOwner()->GetModel(); -bool wxDataViewMainWindow::RowChanged( unsigned int WXUNUSED(row) ) -{ - return false; -} + wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP_POSSIBLE, m_owner->GetId() ); + event.SetEventObject( m_owner ); + event.SetItem( item ); + event.SetModel( model ); + event.SetDataFormat( format ); + if (!m_owner->HandleWindowEvent( event )) + { + RemoveDropHint(); + return wxDragNone; + } -bool wxDataViewMainWindow::ValueChanged( unsigned int WXUNUSED(col), unsigned int row ) -{ - wxRect rect( 0, row*m_lineHeight, 10000, m_lineHeight ); - m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y ); - Refresh( true, &rect ); + if (!event.IsAllowed()) + { + RemoveDropHint(); + return wxDragNone; + } - return true; + + if (m_dropHint && (row != m_dropHintLine)) + RefreshRow( m_dropHintLine ); + m_dropHint = true; + m_dropHintLine = row; + RefreshRow( row ); + + return def; } -bool wxDataViewMainWindow::RowsReordered( unsigned int *WXUNUSED(new_order) ) +bool wxDataViewMainWindow::OnDrop( wxDataFormat format, wxCoord x, wxCoord y ) { - Refresh(); + RemoveDropHint(); + + int xx = x; + int yy = y; + m_owner->CalcUnscrolledPosition( xx, yy, &xx, &yy ); + unsigned int row = GetLineAt( yy ); + + if ((row >= GetRowCount()) || (xx > GetEndOfLastCol())) + return false; + + wxDataViewItem item = GetItemByRow( row ); + + wxDataViewModel *model = GetOwner()->GetModel(); + + wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP_POSSIBLE, m_owner->GetId() ); + event.SetEventObject( m_owner ); + event.SetItem( item ); + event.SetModel( model ); + event.SetDataFormat( format ); + if (!m_owner->HandleWindowEvent( event )) + return false; + + if (!event.IsAllowed()) + return false; return true; } -bool wxDataViewMainWindow::Cleared() +wxDragResult wxDataViewMainWindow::OnData( wxDataFormat format, wxCoord x, wxCoord y, + wxDragResult def ) { - return false; + int xx = x; + int yy = y; + m_owner->CalcUnscrolledPosition( xx, yy, &xx, &yy ); + unsigned int row = GetLineAt( yy ); + + if ((row >= GetRowCount()) || (xx > GetEndOfLastCol())) + return wxDragNone; + + wxDataViewItem item = GetItemByRow( row ); + + wxDataViewModel *model = GetOwner()->GetModel(); + + wxCustomDataObject *obj = (wxCustomDataObject *) GetDropTarget()->GetDataObject(); + + wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP, m_owner->GetId() ); + event.SetEventObject( m_owner ); + event.SetItem( item ); + event.SetModel( model ); + event.SetDataFormat( format ); + event.SetDataSize( obj->GetSize() ); + event.SetDataBuffer( obj->GetData() ); + if (!m_owner->HandleWindowEvent( event )) + return wxDragNone; + + if (!event.IsAllowed()) + return wxDragNone; + + return def; } -void wxDataViewMainWindow::UpdateDisplay() +void wxDataViewMainWindow::OnLeave() { - m_dirty = true; + RemoveDropHint(); } -void wxDataViewMainWindow::OnInternalIdle() +wxBitmap wxDataViewMainWindow::CreateItemBitmap( unsigned int row, int &indent ) { - wxWindow::OnInternalIdle(); - - if (m_dirty) + int height = GetLineHeight( row ); + int width = 0; + unsigned int cols = GetOwner()->GetColumnCount(); + unsigned int col; + for (col = 0; col < cols; col++) { - RecalculateDisplay(); - m_dirty = false; + wxDataViewColumn *column = GetOwner()->GetColumnAt(col); + if (column->IsHidden()) + continue; // skip it! + width += column->GetWidth(); } -} -void wxDataViewMainWindow::RecalculateDisplay() -{ - wxDataViewListModel *model = GetOwner()->GetModel(); - if (!model) + indent = 0; + if (!IsList()) { - Refresh(); - return; + wxDataViewTreeNode *node = GetTreeNodeByRow(row); + indent = GetOwner()->GetIndent() * node->GetIndentLevel(); + indent = indent + m_lineHeight; + // try to use the m_lineHeight as the expander space + + if(!node->HasChildren()) + delete node; } + width -= indent; - int width = 0; - unsigned int cols = GetOwner()->GetNumberOfColumns(); - unsigned int i; - for (i = 0; i < cols; i++) + wxBitmap bitmap( width, height ); + wxMemoryDC dc( bitmap ); + dc.SetFont( GetFont() ); + dc.SetPen( *wxBLACK_PEN ); + dc.SetBrush( *wxWHITE_BRUSH ); + dc.DrawRectangle( 0,0,width,height ); + + wxDataViewModel *model = m_owner->GetModel(); + + wxDataViewColumn *expander = GetOwner()->GetExpanderColumn(); + if (!expander) { - wxDataViewColumn *col = GetOwner()->GetColumn( i ); - width += col->GetWidth(); + // TODO-RTL: last column for RTL support + expander = GetOwner()->GetColumnAt( 0 ); + GetOwner()->SetExpanderColumn(expander); } - int height = model->GetNumberOfRows() * m_lineHeight; - SetVirtualSize( width, height ); - GetOwner()->SetScrollRate( 10, m_lineHeight ); + int x = 0; + for (col = 0; col < cols; col++) + { + wxDataViewColumn *column = GetOwner()->GetColumnAt( col ); + wxDataViewRenderer *cell = column->GetRenderer(); - Refresh(); -} + if (column->IsHidden()) + continue; // skip it! -void wxDataViewMainWindow::ScrollWindow( int dx, int dy, const wxRect *rect ) -{ - wxWindow::ScrollWindow( dx, dy, rect ); - GetOwner()->m_headerArea->ScrollWindow( dx, 0 ); + width = column->GetWidth(); + + if (column == expander) + width -= indent; + + wxDataViewItem item = GetItemByRow( row ); + cell->PrepareForItem(model, item, column->GetModelColumn()); + + wxRect item_rect(x, 0, width, height); + item_rect.Deflate(PADDING_RIGHTLEFT, 0); + + // dc.SetClippingRegion( item_rect ); + cell->WXCallRender(item_rect, &dc, 0); + // dc.DestroyClippingRegion(); + + x += width; + } + + return bitmap; } +#endif // wxUSE_DRAG_AND_DROP + + void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) { - wxPaintDC dc( this ); + wxDataViewModel *model = GetOwner()->GetModel(); + wxAutoBufferedPaintDC dc( this ); - GetOwner()->PrepareDC( dc ); +#ifdef __WXMSW__ + dc.SetBrush(GetOwner()->GetBackgroundColour()); + dc.SetPen( *wxTRANSPARENT_PEN ); + dc.DrawRectangle(GetClientSize()); +#endif + // prepare the DC + GetOwner()->PrepareDC( dc ); dc.SetFont( GetFont() ); wxRect update = GetUpdateRegion().GetBox(); m_owner->CalcUnscrolledPosition( update.x, update.y, &update.x, &update.y ); - wxDataViewListModel *model = GetOwner()->GetModel(); + // compute which items needs to be redrawn + unsigned int item_start = GetLineAt( wxMax(0,update.y) ); + unsigned int item_count = + wxMin( (int)( GetLineAt( wxMax(0,update.y+update.height) ) - item_start + 1), + (int)(GetRowCount( ) - item_start)); + unsigned int item_last = item_start + item_count; + // Get the parent of DataViewCtrl + wxWindow *parent = GetParent()->GetParent(); + wxDataViewEvent cache_event(wxEVT_COMMAND_DATAVIEW_CACHE_HINT, parent->GetId()); + cache_event.SetEventObject(GetParent()); + cache_event.SetCache(item_start, item_last - 1); + parent->ProcessWindowEvent(cache_event); + + // compute which columns needs to be redrawn + unsigned int cols = GetOwner()->GetColumnCount(); + if ( !cols ) + { + // we assume that we have at least one column below and painting an + // empty control is unnecessary anyhow + return; + } + + unsigned int col_start = 0; + unsigned int x_start; + for (x_start = 0; col_start < cols; col_start++) + { + wxDataViewColumn *col = GetOwner()->GetColumnAt(col_start); + if (col->IsHidden()) + continue; // skip it! + + unsigned int w = col->GetWidth(); + if (x_start+w >= (unsigned int)update.x) + break; + + x_start += w; + } - unsigned int item_start = wxMax( 0, (update.y / m_lineHeight) ); - unsigned int item_count = wxMin( (int)(((update.y + update.height) / m_lineHeight) - item_start + 1), - (int)(model->GetNumberOfRows()-item_start) ); + unsigned int col_last = col_start; + unsigned int x_last = x_start; + for (; col_last < cols; col_last++) + { + wxDataViewColumn *col = GetOwner()->GetColumnAt(col_last); + if (col->IsHidden()) + continue; // skip it! + if (x_last > (unsigned int)update.GetRight()) + break; + x_last += col->GetWidth(); + } - unsigned int item; - for (item = item_start; item < item_start+item_count; item++) + // Draw horizontal rules if required + if ( m_owner->HasFlag(wxDV_HORIZ_RULES) ) { - if (m_selection.Index( item ) != wxNOT_FOUND) + dc.SetPen(m_penRule); + dc.SetBrush(*wxTRANSPARENT_BRUSH); + + for (unsigned int i = item_start; i <= item_last; i++) { - int flags = wxCONTROL_SELECTED; - if (item == m_currentRow) - flags |= wxCONTROL_CURRENT; - if (m_hasFocus) - flags |= wxCONTROL_FOCUSED; - wxRect rect( 0, item*m_lineHeight+1, GetEndOfLastCol(), m_lineHeight-2 ); - wxRendererNative::Get().DrawItemSelectionRect - ( - this, - dc, - rect, - flags - ); + int y = GetLineStart( i ); + dc.DrawLine(x_start, y, x_last, y); } - else + } + + // Draw vertical rules if required + if ( m_owner->HasFlag(wxDV_VERT_RULES) ) + { + dc.SetPen(m_penRule); + dc.SetBrush(*wxTRANSPARENT_BRUSH); + + int x = x_start; + for (unsigned int i = col_start; i < col_last; i++) + { + wxDataViewColumn *col = GetOwner()->GetColumnAt(i); + if (col->IsHidden()) + continue; // skip it + + dc.DrawLine(x, GetLineStart( item_start ), + x, GetLineStart( item_last ) ); + + x += col->GetWidth(); + } + + // Draw last vertical rule + dc.DrawLine(x, GetLineStart( item_start ), + x, GetLineStart( item_last ) ); + } + + // redraw the background for the items which are selected/current + for (unsigned int item = item_start; item < item_last; item++) + { + bool selected = m_selection.Index( item ) != wxNOT_FOUND; + if (selected || item == m_currentRow) { + int flags = selected ? (int)wxCONTROL_SELECTED : 0; if (item == m_currentRow) - { - int flags = wxCONTROL_CURRENT; - if (m_hasFocus) - flags |= wxCONTROL_FOCUSED; // should have no effect - wxRect rect( 0, item*m_lineHeight+1, GetEndOfLastCol(), m_lineHeight-2 ); - wxRendererNative::Get().DrawItemSelectionRect + flags |= wxCONTROL_CURRENT; + if (m_hasFocus) + flags |= wxCONTROL_FOCUSED; + + wxRect rect( x_start, GetLineStart( item ), + x_last - x_start, GetLineHeight( item ) ); + wxRendererNative::Get().DrawItemSelectionRect ( this, dc, rect, flags ); - - } } } +#if wxUSE_DRAG_AND_DROP + if (m_dropHint) + { + wxRect rect( x_start, GetLineStart( m_dropHintLine ), + x_last - x_start, GetLineHeight( m_dropHintLine ) ); + dc.SetPen( *wxBLACK_PEN ); + dc.SetBrush( *wxTRANSPARENT_BRUSH ); + dc.DrawRectangle( rect ); + } +#endif // wxUSE_DRAG_AND_DROP + + wxDataViewColumn *expander = GetOwner()->GetExpanderColumn(); + if (!expander) + { + // TODO-RTL: last column for RTL support + expander = GetOwner()->GetColumnAt( 0 ); + GetOwner()->SetExpanderColumn(expander); + } + + // redraw all cells for all rows which must be repainted and all columns wxRect cell_rect; - cell_rect.x = 0; - cell_rect.height = m_lineHeight; - unsigned int cols = GetOwner()->GetNumberOfColumns(); - unsigned int i; - for (i = 0; i < cols; i++) + cell_rect.x = x_start; + for (unsigned int i = col_start; i < col_last; i++) { - wxDataViewColumn *col = GetOwner()->GetColumn( i ); + wxDataViewColumn *col = GetOwner()->GetColumnAt( i ); wxDataViewRenderer *cell = col->GetRenderer(); cell_rect.width = col->GetWidth(); - for (item = item_start; item < item_start+item_count; item++) + if ( col->IsHidden() || cell_rect.width <= 0 ) + continue; // skip it! + + for (unsigned int item = item_start; item < item_last; item++) { - cell_rect.y = item*m_lineHeight; - wxVariant value; - model->GetValue( value, col->GetModelColumn(), item ); - cell->SetValue( value ); - wxSize size = cell->GetSize(); - // cannot be bigger than allocated space - size.x = wxMin( size.x, cell_rect.width ); - size.y = wxMin( size.y, cell_rect.height ); - // TODO: check for left/right/centre alignment here - wxRect item_rect; - // for now: centre - item_rect.x = cell_rect.x + (cell_rect.width / 2) - (size.x / 2); - item_rect.y = cell_rect.y + (cell_rect.height / 2) - (size.y / 2); + // get the cell value and set it into the renderer + wxDataViewTreeNode *node = NULL; + wxDataViewItem dataitem; - item_rect.width = size.x; - item_rect.height= size.y; - cell->Render( item_rect, &dc, 0 ); + if (!IsVirtualList()) + { + node = GetTreeNodeByRow(item); + if( node == NULL ) + continue; + + dataitem = node->GetItem(); + + if ((i > 0) && model->IsContainer(dataitem) && + !model->HasContainerColumns(dataitem)) + continue; + } + else + { + dataitem = wxDataViewItem( wxUIntToPtr(item+1) ); + } + + cell->PrepareForItem(model, dataitem, col->GetModelColumn()); + + // update cell_rect + cell_rect.y = GetLineStart( item ); + cell_rect.height = GetLineHeight( item ); + + // deal with the expander + int indent = 0; + if ((!IsList()) && (col == expander)) + { + // Calculate the indent first + indent = GetOwner()->GetIndent() * node->GetIndentLevel(); + + // we reserve m_lineHeight of horizontal space for the expander + // but leave EXPANDER_MARGIN around the expander itself + int exp_x = cell_rect.x + indent + EXPANDER_MARGIN; + + indent += m_lineHeight; + + // draw expander if needed and visible + if ( node->HasChildren() && exp_x < cell_rect.GetRight() ) + { + dc.SetPen( m_penExpander ); + dc.SetBrush( wxNullBrush ); + + int exp_size = m_lineHeight - 2*EXPANDER_MARGIN; + int exp_y = cell_rect.y + (cell_rect.height - exp_size)/2 + + EXPANDER_MARGIN - EXPANDER_OFFSET; + + const wxRect rect(exp_x, exp_y, exp_size, exp_size); + + int flag = 0; + if ( m_underMouse == node ) + flag |= wxCONTROL_CURRENT; + if ( node->IsOpen() ) + flag |= wxCONTROL_EXPANDED; + + // ensure that we don't overflow the cell (which might + // happen if the column is very narrow) + wxDCClipper clip(dc, cell_rect); + + wxRendererNative::Get().DrawTreeItemButton( this, dc, rect, flag); + } + + // force the expander column to left-center align + cell->SetAlignment( wxALIGN_CENTER_VERTICAL ); + } + if (node && !node->HasChildren()) + { + // Yes, if the node does not have any child, it must be a leaf which + // mean that it is a temporarily created by GetTreeNodeByRow + wxDELETE(node); + } + + wxRect item_rect = cell_rect; + item_rect.Deflate(PADDING_RIGHTLEFT, 0); + + // account for the tree indent (harmless if we're not indented) + item_rect.x += indent; + item_rect.width -= indent; + + if ( item_rect.width <= 0 ) + continue; + + int state = 0; + if (m_hasFocus && (m_selection.Index(item) != wxNOT_FOUND)) + state |= wxDATAVIEW_CELL_SELECTED; + + // TODO: it would be much more efficient to create a clipping + // region for the entire column being rendered (in the OnPaint + // of wxDataViewMainWindow) instead of a single clip region for + // each cell. However it would mean that each renderer should + // respect the given wxRect's top & bottom coords, eventually + // violating only the left & right coords - however the user can + // make its own renderer and thus we cannot be sure of that. + wxDCClipper clip(dc, item_rect); + + cell->WXCallRender(item_rect, &dc, state); } cell_rect.x += cell_rect.width; } } -int wxDataViewMainWindow::GetCountPerPage() +void wxDataViewMainWindow::OnRenameTimer() +{ + // We have to call this here because changes may just have + // been made and no screen update taken place. + if ( m_dirty ) + { + // TODO: use wxTheApp->SafeYieldFor(NULL, wxEVT_CATEGORY_UI) instead + // (needs to be tested!) + wxSafeYield(); + } + + wxDataViewItem item = GetItemByRow( m_currentRow ); + + wxRect labelRect = GetItemRect(item, m_currentCol); + + m_currentCol->GetRenderer()->StartEditing( item, labelRect ); +} + +//----------------------------------------------------------------------------- +// Helper class for do operation on the tree node +//----------------------------------------------------------------------------- +class DoJob +{ +public: + DoJob() { } + virtual ~DoJob() { } + + // The return value control how the tree-walker tranverse the tree + // 0: Job done, stop tranverse and return + // 1: Ignore the current node's subtree and continue + // 2: Job not done, continue + enum { OK = 0 , IGR = 1, CONT = 2 }; + virtual int operator() ( wxDataViewTreeNode * node ) = 0; + virtual int operator() ( void * n ) = 0; +}; + +bool Walker( wxDataViewTreeNode * node, DoJob & func ) +{ + if( node==NULL ) + return false; + + switch( func( node ) ) + { + case DoJob::OK : + return true; + case DoJob::IGR: + return false; + case DoJob::CONT: + default: + ; + } + + const wxDataViewTreeNodes& nodes = node->GetNodes(); + const wxDataViewTreeLeaves& leaves = node->GetChildren(); + + int len_nodes = nodes.GetCount(); + int len = leaves.GetCount(); + int i = 0, nodes_i = 0; + + for(; i < len; i ++ ) + { + void * n = leaves[i]; + if( nodes_i < len_nodes && n == nodes[nodes_i]->GetItem().GetID() ) + { + wxDataViewTreeNode * nd = nodes[nodes_i]; + nodes_i++; + + if( Walker( nd , func ) ) + return true; + + } + else + switch( func( n ) ) + { + case DoJob::OK : + return true; + case DoJob::IGR: + continue; + case DoJob::CONT: + default: + ; + } + } + return false; +} + +bool wxDataViewMainWindow::ItemAdded(const wxDataViewItem & parent, const wxDataViewItem & item) +{ + GetOwner()->InvalidateColBestWidths(); + + if (IsVirtualList()) + { + wxDataViewVirtualListModel *list_model = + (wxDataViewVirtualListModel*) GetOwner()->GetModel(); + m_count = list_model->GetCount(); + UpdateDisplay(); + return true; + } + + SortPrepare(); + + wxDataViewTreeNode * node; + node = FindNode(parent); + + if( node == NULL ) + return false; + + node->SetHasChildren( true ); + + if( g_model->IsContainer( item ) ) + { + wxDataViewTreeNode * newnode = new wxDataViewTreeNode( node ); + newnode->SetItem(item); + newnode->SetHasChildren( true ); + node->AddNode( newnode); + } + else + node->AddLeaf( item.GetID() ); + + node->ChangeSubTreeCount(1); + + m_count = -1; + UpdateDisplay(); + + return true; +} + +static void DestroyTreeHelper( wxDataViewTreeNode * node); + +bool wxDataViewMainWindow::ItemDeleted(const wxDataViewItem& parent, + const wxDataViewItem& item) +{ + GetOwner()->InvalidateColBestWidths(); + + if (IsVirtualList()) + { + wxDataViewVirtualListModel *list_model = + (wxDataViewVirtualListModel*) GetOwner()->GetModel(); + m_count = list_model->GetCount(); + + if( m_currentRow > GetRowCount() ) + m_currentRow = m_count - 1; + + // TODO: why empty the entire selection? + m_selection.Empty(); + + UpdateDisplay(); + + return true; + } + + wxDataViewTreeNode * node = FindNode(parent); + + // Notice that it is possible that the item being deleted is not in the + // tree at all, for example we could be deleting a never shown (because + // collapsed) item in a tree model. So it's not an error if we don't know + // about this item, just return without doing anything then. + if ( !node || node->GetChildren().Index(item.GetID()) == wxNOT_FOUND ) + return false; + + int sub = -1; + node->GetChildren().Remove( item.GetID() ); + // Manipolate selection + if( m_selection.GetCount() > 1 ) + { + m_selection.Empty(); + } + bool isContainer = false; + wxDataViewTreeNodes nds = node->GetNodes(); + for (size_t i = 0; i < nds.GetCount(); i ++) + { + if (nds[i]->GetItem() == item) + { + isContainer = true; + break; + } + } + if( isContainer ) + { + wxDataViewTreeNode * n = NULL; + wxDataViewTreeNodes nodes = node->GetNodes(); + int len = nodes.GetCount(); + for( int i = 0; i < len; i ++) + { + if( nodes[i]->GetItem() == item ) + { + n = nodes[i]; + break; + } + } + + wxCHECK_MSG( n != NULL, false, "item not found" ); + + node->GetNodes().Remove( n ); + sub -= n->GetSubTreeCount(); + ::DestroyTreeHelper(n); + } + // Make the row number invalid and get a new valid one when user call GetRowCount + m_count = -1; + node->ChangeSubTreeCount(sub); + + // Change the current row to the last row if the current exceed the max row number + if( m_currentRow > GetRowCount() ) + m_currentRow = m_count - 1; + + UpdateDisplay(); + + return true; +} + +bool wxDataViewMainWindow::ItemChanged(const wxDataViewItem & item) +{ + GetOwner()->InvalidateColBestWidths(); + + SortPrepare(); + g_model->Resort(); + + // Send event + wxWindow *parent = GetParent(); + wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, parent->GetId()); + le.SetEventObject(parent); + le.SetModel(GetOwner()->GetModel()); + le.SetItem(item); + parent->GetEventHandler()->ProcessEvent(le); + + return true; +} + +bool wxDataViewMainWindow::ValueChanged( const wxDataViewItem & item, unsigned int model_column ) +{ + int view_column = -1; + unsigned int n_col = m_owner->GetColumnCount(); + for (unsigned i = 0; i < n_col; i++) + { + wxDataViewColumn *column = m_owner->GetColumn( i ); + if (column->GetModelColumn() == model_column) + { + view_column = (int) i; + break; + } + } + if (view_column == -1) + return false; + + GetOwner()->InvalidateColBestWidth(view_column); + + // NOTE: to be valid, we cannot use e.g. INT_MAX - 1 +/*#define MAX_VIRTUAL_WIDTH 100000 + + wxRect rect( 0, row*m_lineHeight, MAX_VIRTUAL_WIDTH, m_lineHeight ); + m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y ); + Refresh( true, &rect ); + + return true; +*/ + SortPrepare(); + g_model->Resort(); + + // Send event + wxWindow *parent = GetParent(); + wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, parent->GetId()); + le.SetEventObject(parent); + le.SetModel(GetOwner()->GetModel()); + le.SetItem(item); + le.SetColumn(view_column); + le.SetDataViewColumn(GetOwner()->GetColumn(view_column)); + parent->GetEventHandler()->ProcessEvent(le); + + return true; +} + +bool wxDataViewMainWindow::Cleared() +{ + GetOwner()->InvalidateColBestWidths(); + + DestroyTree(); + m_selection.Clear(); + + SortPrepare(); + BuildTree( GetOwner()->GetModel() ); + + UpdateDisplay(); + + return true; +} + +void wxDataViewMainWindow::UpdateDisplay() +{ + m_dirty = true; + m_underMouse = NULL; +} + +void wxDataViewMainWindow::OnInternalIdle() +{ + wxWindow::OnInternalIdle(); + + if (m_dirty) + { + RecalculateDisplay(); + m_dirty = false; + } +} + +void wxDataViewMainWindow::RecalculateDisplay() +{ + wxDataViewModel *model = GetOwner()->GetModel(); + if (!model) + { + Refresh(); + return; + } + + int width = GetEndOfLastCol(); + int height = GetLineStart( GetRowCount() ); + + SetVirtualSize( width, height ); + GetOwner()->SetScrollRate( 10, m_lineHeight ); + + Refresh(); +} + +void wxDataViewMainWindow::ScrollWindow( int dx, int dy, const wxRect *rect ) +{ + m_underMouse = NULL; + + wxWindow::ScrollWindow( dx, dy, rect ); + + if (GetOwner()->m_headerArea) + GetOwner()->m_headerArea->ScrollWindow( dx, 0 ); +} + +void wxDataViewMainWindow::ScrollTo( int rows, int column ) +{ + m_underMouse = NULL; + + int x, y; + m_owner->GetScrollPixelsPerUnit( &x, &y ); + int sy = GetLineStart( rows )/y; + int sx = 0; + if( column != -1 ) + { + wxRect rect = GetClientRect(); + int colnum = 0; + int x_start, w = 0; + int xx, yy, xe; + m_owner->CalcUnscrolledPosition( rect.x, rect.y, &xx, &yy ); + for (x_start = 0; colnum < column; colnum++) + { + wxDataViewColumn *col = GetOwner()->GetColumnAt(colnum); + if (col->IsHidden()) + continue; // skip it! + + w = col->GetWidth(); + x_start += w; + } + + int x_end = x_start + w; + xe = xx + rect.width; + if( x_end > xe ) + { + sx = ( xx + x_end - xe )/x; + } + if( x_start < xx ) + { + sx = x_start/x; + } + } + m_owner->Scroll( sx, sy ); +} + +int wxDataViewMainWindow::GetCountPerPage() const { wxSize size = GetClientSize(); return size.y / m_lineHeight; } -int wxDataViewMainWindow::GetEndOfLastCol() +int wxDataViewMainWindow::GetEndOfLastCol() const { int width = 0; unsigned int i; - for (i = 0; i < GetOwner()->GetNumberOfColumns(); i++) + for (i = 0; i < GetOwner()->GetColumnCount(); i++) { - wxDataViewColumn *c = GetOwner()->GetColumn( i ); - width += c->GetWidth(); + const wxDataViewColumn *c = + const_cast(GetOwner())->GetColumnAt( i ); + + if (!c->IsHidden()) + width += c->GetWidth(); } return width; } -unsigned int wxDataViewMainWindow::GetFirstVisibleRow() +unsigned int wxDataViewMainWindow::GetFirstVisibleRow() const { int x = 0; int y = 0; m_owner->CalcUnscrolledPosition( x, y, &x, &y ); - return y / m_lineHeight; + return GetLineAt( y ); } unsigned int wxDataViewMainWindow::GetLastVisibleRow() { wxSize client_size = GetClientSize(); - m_owner->CalcUnscrolledPosition( client_size.x, client_size.y, &client_size.x, &client_size.y ); + m_owner->CalcUnscrolledPosition( client_size.x, client_size.y, + &client_size.x, &client_size.y ); + + // we should deal with the pixel here + unsigned int row = GetLineAt(client_size.y) - 1; - return wxMin( GetRowCount()-1, ((unsigned)client_size.y/m_lineHeight)+1 ); + return wxMin( GetRowCount()-1, row ); } unsigned int wxDataViewMainWindow::GetRowCount() { - return GetOwner()->GetModel()->GetNumberOfRows(); + if ( m_count == -1 ) + { + m_count = RecalculateCount(); + UpdateDisplay(); + } + return m_count; } void wxDataViewMainWindow::ChangeCurrentRow( unsigned int row ) @@ -1306,6 +2347,17 @@ void wxDataViewMainWindow::SelectRows( unsigned int from, unsigned int to, bool RefreshRows( from, to ); } +void wxDataViewMainWindow::Select( const wxArrayInt& aSelections ) +{ + for (size_t i=0; i < aSelections.GetCount(); i++) + { + int n = aSelections[i]; + + m_selection.Add( n ); + RefreshRow( n ); + } +} + void wxDataViewMainWindow::ReverseRowSelection( unsigned int row ) { if (m_selection.Index( row ) == wxNOT_FOUND) @@ -1320,9 +2372,21 @@ bool wxDataViewMainWindow::IsRowSelected( unsigned int row ) return (m_selection.Index( row ) != wxNOT_FOUND); } +void wxDataViewMainWindow::SendSelectionChangedEvent( const wxDataViewItem& item) +{ + wxWindow *parent = GetParent(); + wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_SELECTION_CHANGED, parent->GetId()); + + le.SetEventObject(parent); + le.SetModel(GetOwner()->GetModel()); + le.SetItem( item ); + + parent->GetEventHandler()->ProcessEvent(le); +} + void wxDataViewMainWindow::RefreshRow( unsigned int row ) { - wxRect rect( 0, row*m_lineHeight, GetEndOfLastCol(), m_lineHeight ); + wxRect rect( 0, GetLineStart( row ), GetEndOfLastCol(), GetLineHeight( row ) ); m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y ); wxSize client_size = GetClientSize(); @@ -1341,7 +2405,7 @@ void wxDataViewMainWindow::RefreshRows( unsigned int from, unsigned int to ) from = tmp; } - wxRect rect( 0, from*m_lineHeight, GetEndOfLastCol(), (to-from+1) * m_lineHeight ); + wxRect rect( 0, GetLineStart( from ), GetEndOfLastCol(), GetLineStart( (to-from+1) ) ); m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y ); wxSize client_size = GetClientSize(); @@ -1353,24 +2417,20 @@ void wxDataViewMainWindow::RefreshRows( unsigned int from, unsigned int to ) void wxDataViewMainWindow::RefreshRowsAfter( unsigned int firstRow ) { - unsigned int count = GetRowCount(); - if (firstRow > count) - return; + wxSize client_size = GetClientSize(); + int start = GetLineStart( firstRow ); + m_owner->CalcScrolledPosition( start, 0, &start, NULL ); + if (start > client_size.y) return; - wxRect rect( 0, firstRow*m_lineHeight, GetEndOfLastCol(), count * m_lineHeight ); - m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y ); + wxRect rect( 0, start, client_size.x, client_size.y - start ); - wxSize client_size = GetClientSize(); - wxRect client_rect( 0, 0, client_size.x, client_size.y ); - wxRect intersect_rect = client_rect.Intersect( rect ); - if (intersect_rect.width > 0) - Refresh( true, &intersect_rect ); + Refresh( true, &rect ); } void wxDataViewMainWindow::OnArrowChar(unsigned int newCurrent, const wxKeyEvent& event) { wxCHECK_RET( newCurrent < GetRowCount(), - _T("invalid item index in OnArrowChar()") ); + wxT("invalid item index in OnArrowChar()") ); // if there is no selection, we cannot move it anywhere if (!HasCurrentRow()) @@ -1394,6 +2454,8 @@ void wxDataViewMainWindow::OnArrowChar(unsigned int newCurrent, const wxKeyEvent } SelectRows( oldCurrent, newCurrent, true ); + if (oldCurrent!=newCurrent) + SendSelectionChangedEvent(GetItemByRow(m_selection[0])); } else // !shift { @@ -1406,309 +2468,1399 @@ void wxDataViewMainWindow::OnArrowChar(unsigned int newCurrent, const wxKeyEvent ChangeCurrentRow( newCurrent ); if ( !event.ControlDown() ) + { SelectRow( m_currentRow, true ); + SendSelectionChangedEvent(GetItemByRow(m_currentRow)); + } else RefreshRow( m_currentRow ); } - // MoveToFocus(); + GetOwner()->EnsureVisible( m_currentRow, -1 ); } -void wxDataViewMainWindow::OnChar( wxKeyEvent &event ) +wxRect wxDataViewMainWindow::GetLineRect( unsigned int row ) const { - if (event.GetKeyCode() == WXK_TAB) - { - wxNavigationKeyEvent nevent; - nevent.SetWindowChange( event.ControlDown() ); - nevent.SetDirection( !event.ShiftDown() ); - nevent.SetEventObject( GetParent()->GetParent() ); - nevent.SetCurrentFocus( m_parent ); - if (GetParent()->GetParent()->GetEventHandler()->ProcessEvent( nevent )) - return; - } + wxRect rect; + rect.x = 0; + rect.y = GetLineStart( row ); + rect.width = GetEndOfLastCol(); + rect.height = GetLineHeight( row ); - // no item -> nothing to do - if (!HasCurrentRow()) - { - event.Skip(); - return; - } + return rect; +} - // don't use m_linesPerPage directly as it might not be computed yet - const int pageSize = GetCountPerPage(); - wxCHECK_RET( pageSize, _T("should have non zero page size") ); +int wxDataViewMainWindow::GetLineStart( unsigned int row ) const +{ + const wxDataViewModel *model = GetOwner()->GetModel(); - switch ( event.GetKeyCode() ) + if (GetOwner()->GetWindowStyle() & wxDV_VARIABLE_LINE_HEIGHT) { - case WXK_UP: - if ( m_currentRow > 0 ) - OnArrowChar( m_currentRow - 1, event ); - break; + // TODO make more efficient - case WXK_DOWN: - if ( m_currentRow < GetRowCount() - 1 ) - OnArrowChar( m_currentRow + 1, event ); - break; + int start = 0; - case WXK_END: - if (!IsEmpty()) - OnArrowChar( GetRowCount() - 1, event ); - break; + unsigned int r; + for (r = 0; r < row; r++) + { + const wxDataViewTreeNode* node = GetTreeNodeByRow(r); + if (!node) return start; - case WXK_HOME: - if (!IsEmpty()) - OnArrowChar( 0, event ); - break; + wxDataViewItem item = node->GetItem(); - case WXK_PAGEUP: + if (node && !node->HasChildren()) { - int steps = pageSize - 1; - int index = m_currentRow - steps; - if (index < 0) - index = 0; - - OnArrowChar( index, event ); + // Yes, if the node does not have any child, it must be a leaf which + // mean that it is a temporarily created by GetTreeNodeByRow + wxDELETE(node); } - break; - case WXK_PAGEDOWN: + unsigned int cols = GetOwner()->GetColumnCount(); + unsigned int col; + int height = m_lineHeight; + for (col = 0; col < cols; col++) { - int steps = pageSize - 1; - unsigned int index = m_currentRow + steps; - unsigned int count = GetRowCount(); - if ( index >= count ) - index = count - 1; + const wxDataViewColumn *column = GetOwner()->GetColumn(col); + if (column->IsHidden()) + continue; // skip it! - OnArrowChar( index, event ); + if ((col != 0) && + model->IsContainer(item) && + !model->HasContainerColumns(item)) + continue; // skip it! + + wxDataViewRenderer *renderer = + const_cast(column->GetRenderer()); + renderer->PrepareForItem(model, item, column->GetModelColumn()); + + height = wxMax( height, renderer->GetSize().y ); } - break; - default: - event.Skip(); + start += height; + } + + return start; + } + else + { + return row * m_lineHeight; } } -void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) +int wxDataViewMainWindow::GetLineAt( unsigned int y ) const { - if (event.GetEventType() == wxEVT_MOUSEWHEEL) + const wxDataViewModel *model = GetOwner()->GetModel(); + + // check for the easy case first + if ( !GetOwner()->HasFlag(wxDV_VARIABLE_LINE_HEIGHT) ) + return y / m_lineHeight; + + // TODO make more efficient + unsigned int row = 0; + unsigned int yy = 0; + for (;;) { - // let the base handle mouse wheel events. - event.Skip(); - return; - } + const wxDataViewTreeNode* node = GetTreeNodeByRow(row); + if (!node) + { + // not really correct... + return row + ((y-yy) / m_lineHeight); + } - int x = event.GetX(); - int y = event.GetY(); - m_owner->CalcUnscrolledPosition( x, y, &x, &y ); + wxDataViewItem item = node->GetItem(); - wxDataViewColumn *col = NULL; + if (node && !node->HasChildren()) + { + // Yes, if the node does not have any child, it must be a leaf which + // mean that it is a temporarily created by GetTreeNodeByRow + wxDELETE(node); + } - int xpos = 0; - unsigned int cols = GetOwner()->GetNumberOfColumns(); - unsigned int i; - for (i = 0; i < cols; i++) - { - wxDataViewColumn *c = GetOwner()->GetColumn( i ); - if (x < xpos + c->GetWidth()) + unsigned int cols = GetOwner()->GetColumnCount(); + unsigned int col; + int height = m_lineHeight; + for (col = 0; col < cols; col++) { - col = c; - break; + const wxDataViewColumn *column = GetOwner()->GetColumn(col); + if (column->IsHidden()) + continue; // skip it! + + if ((col != 0) && + model->IsContainer(item) && + !model->HasContainerColumns(item)) + continue; // skip it! + + wxDataViewRenderer *renderer = + const_cast(column->GetRenderer()); + renderer->PrepareForItem(model, item, column->GetModelColumn()); + + height = wxMax( height, renderer->GetSize().y ); } - xpos += c->GetWidth(); - } - if (!col) - return; - wxDataViewRenderer *cell = col->GetRenderer(); - unsigned int current = y / m_lineHeight; + yy += height; + if (y < yy) + return row; - if ((current > GetRowCount()) || (x > GetEndOfLastCol())) - { - // Unselect all if below the last row ? - return; + row++; } +} - wxDataViewListModel *model = GetOwner()->GetModel(); +int wxDataViewMainWindow::GetLineHeight( unsigned int row ) const +{ + const wxDataViewModel *model = GetOwner()->GetModel(); - if (event.Dragging()) + if (GetOwner()->GetWindowStyle() & wxDV_VARIABLE_LINE_HEIGHT) { - if (m_dragCount == 0) + wxASSERT( !IsVirtualList() ); + + const wxDataViewTreeNode* node = GetTreeNodeByRow(row); + // wxASSERT( node ); + if (!node) return m_lineHeight; + + wxDataViewItem item = node->GetItem(); + + if (node && !node->HasChildren()) { - // we have to report the raw, physical coords as we want to be - // able to call HitTest(event.m_pointDrag) from the user code to - // get the item being dragged - m_dragStart = event.GetPosition(); + // Yes, if the node does not have any child, it must be a leaf which + // mean that it is a temporarily created by GetTreeNodeByRow + wxDELETE(node); } - m_dragCount++; - - if (m_dragCount != 3) - return; + int height = m_lineHeight; - if (event.LeftIsDown()) + unsigned int cols = GetOwner()->GetColumnCount(); + unsigned int col; + for (col = 0; col < cols; col++) { - // Notify cell about drag + const wxDataViewColumn *column = GetOwner()->GetColumn(col); + if (column->IsHidden()) + continue; // skip it! + + if ((col != 0) && + model->IsContainer(item) && + !model->HasContainerColumns(item)) + continue; // skip it! + + wxDataViewRenderer *renderer = + const_cast(column->GetRenderer()); + renderer->PrepareForItem(model, item, column->GetModelColumn()); + + height = wxMax( height, renderer->GetSize().y ); } - return; + + return height; } else { - m_dragCount = 0; + return m_lineHeight; } +} - bool forceClick = false; +class RowToItemJob: public DoJob +{ +public: + RowToItemJob( unsigned int row , int current ) + { this->row = row; this->current = current; } + virtual ~RowToItemJob() {} - if (event.ButtonDClick()) + virtual int operator() ( wxDataViewTreeNode * node ) { - m_renameTimer->Stop(); - m_lastOnSame = false; - } + current ++; + if( current == static_cast(row)) + { + ret = node->GetItem(); + return DoJob::OK; + } - if (event.LeftDClick()) - { - if ( current == m_lineLastClicked ) + if( node->GetSubTreeCount() + current < static_cast(row) ) { - if (cell->GetMode() == wxDATAVIEW_CELL_ACTIVATABLE) - { - wxVariant value; - model->GetValue( value, col->GetModelColumn(), current ); - cell->SetValue( value ); - wxRect cell_rect( xpos, current * m_lineHeight, col->GetWidth(), m_lineHeight ); - cell->Activate( cell_rect, model, col->GetModelColumn(), current ); - } - return; + current += node->GetSubTreeCount(); + return DoJob::IGR; } else { - // The first click was on another item, so don't interpret this as - // a double click, but as a simple click instead - forceClick = true; + // If the current has no child node, we can find the desired item of the row + // number directly. + // This if can speed up finding in some case, and will has a very good effect + // when it comes to list view + if( node->GetNodes().GetCount() == 0) + { + int index = static_cast(row) - current - 1; + ret = node->GetChildren().Item( index ); + return DoJob::OK; + } + return DoJob::CONT; } } - if (event.LeftUp()) + virtual int operator() ( void * n ) { - if (m_lineSelectSingleOnUp != (unsigned int)-1) + current ++; + if( current == static_cast(row)) { - // select single line - SelectAllRows( false ); - SelectRow( m_lineSelectSingleOnUp, true ); + ret = wxDataViewItem( n ); + return DoJob::OK; } + return DoJob::CONT; + } - if (m_lastOnSame) - { - if ((col == m_currentCol) && (current == m_currentRow) && - (cell->GetMode() == wxDATAVIEW_CELL_EDITABLE) ) - { - m_renameTimer->Start( 100, true ); - } - } + wxDataViewItem GetResult() const + { return ret; } - m_lastOnSame = false; - m_lineSelectSingleOnUp = (unsigned int)-1; +private: + unsigned int row; + int current; + wxDataViewItem ret; +}; + +wxDataViewItem wxDataViewMainWindow::GetItemByRow(unsigned int row) const +{ + if (IsVirtualList()) + { + return wxDataViewItem( wxUIntToPtr(row+1) ); } else { - // This is necessary, because after a DnD operation in - // from and to ourself, the up event is swallowed by the - // DnD code. So on next non-up event (which means here and - // now) m_lineSelectSingleOnUp should be reset. - m_lineSelectSingleOnUp = (unsigned int)-1; + RowToItemJob job( row, -2 ); + Walker( m_root , job ); + return job.GetResult(); } +} - if (event.RightDown()) +class RowToTreeNodeJob: public DoJob +{ +public: + RowToTreeNodeJob( unsigned int row , int current, wxDataViewTreeNode * node ) { - m_lineBeforeLastClicked = m_lineLastClicked; - m_lineLastClicked = current; + this->row = row; + this->current = current; + ret = NULL; + parent = node; + } + virtual ~RowToTreeNodeJob(){ } - // If the item is already selected, do not update the selection. - // Multi-selections should not be cleared if a selected item is clicked. - if (!IsRowSelected(current)) + virtual int operator() ( wxDataViewTreeNode * node ) + { + current ++; + if( current == static_cast(row)) { - SelectAllRows(false); - ChangeCurrentRow(current); - SelectRow(m_currentRow,true); + ret = node; + return DoJob::OK; } - // notify cell about right click - // cell->... - - // Allow generation of context menu event - event.Skip(); - } - else if (event.MiddleDown()) - { - // notify cell about middle click - // cell->... - } - if (event.LeftDown() || forceClick) - { -#ifdef __WXMSW__ - SetFocus(); -#endif - - m_lineBeforeLastClicked = m_lineLastClicked; - m_lineLastClicked = current; - - unsigned int oldCurrentRow = m_currentRow; - bool oldWasSelected = IsRowSelected(m_currentRow); - - bool cmdModifierDown = event.CmdDown(); - if ( IsSingleSel() || !(cmdModifierDown || event.ShiftDown()) ) + if( node->GetSubTreeCount() + current < static_cast(row) ) { - if ( IsSingleSel() || !IsRowSelected(current) ) - { - SelectAllRows( false ); - - ChangeCurrentRow(current); + current += node->GetSubTreeCount(); + return DoJob::IGR; + } + else + { + parent = node; - SelectRow(m_currentRow,true); - } - else // multi sel & current is highlighted & no mod keys + // If the current node has no children, we can find the desired item of the + // row number directly. + // This if can speed up finding in some case, and will have a very good + // effect for list views. + if( node->GetNodes().GetCount() == 0) { - m_lineSelectSingleOnUp = current; - ChangeCurrentRow(current); // change focus + int index = static_cast(row) - current - 1; + void * n = node->GetChildren().Item( index ); + ret = new wxDataViewTreeNode( parent ); + ret->SetItem( wxDataViewItem( n )); + ret->SetHasChildren(false); + return DoJob::OK; } + return DoJob::CONT; } - else // multi sel & either ctrl or shift is down + } + + virtual int operator() ( void * n ) + { + current ++; + if( current == static_cast(row)) { - if (cmdModifierDown) - { - ChangeCurrentRow(current); + ret = new wxDataViewTreeNode( parent ); + ret->SetItem( wxDataViewItem( n )); + ret->SetHasChildren(false); + return DoJob::OK; + } - ReverseRowSelection(m_currentRow); - } - else if (event.ShiftDown()) - { - ChangeCurrentRow(current); + return DoJob::CONT; + } - unsigned int lineFrom = oldCurrentRow, - lineTo = current; + wxDataViewTreeNode * GetResult() const + { return ret; } - if ( lineTo < lineFrom ) - { - lineTo = lineFrom; - lineFrom = m_currentRow; - } +private: + unsigned int row; + int current; + wxDataViewTreeNode * ret; + wxDataViewTreeNode * parent; +}; - SelectRows(lineFrom, lineTo, true); - } - else // !ctrl, !shift - { - // test in the enclosing if should make it impossible - wxFAIL_MSG( _T("how did we get here?") ); - } - } +wxDataViewTreeNode * wxDataViewMainWindow::GetTreeNodeByRow(unsigned int row) const +{ + wxASSERT( !IsVirtualList() ); - if (m_currentRow != oldCurrentRow) - RefreshRow( oldCurrentRow ); + RowToTreeNodeJob job( row , -2, m_root ); + Walker( m_root , job ); + return job.GetResult(); +} - wxDataViewColumn *oldCurrentCol = m_currentCol; +wxDataViewEvent wxDataViewMainWindow::SendExpanderEvent( wxEventType type, + const wxDataViewItem & item ) +{ + wxWindow *parent = GetParent(); + wxDataViewEvent le(type, parent->GetId()); - // Update selection here... - m_currentCol = col; + le.SetEventObject(parent); + le.SetModel(GetOwner()->GetModel()); + le.SetItem( item ); - m_lastOnSame = !forceClick && ((col == oldCurrentCol) && (current == oldCurrentRow)) && oldWasSelected; + parent->GetEventHandler()->ProcessEvent(le); + return le; +} + +bool wxDataViewMainWindow::IsExpanded( unsigned int row ) const +{ + if (IsList()) + return false; + + wxDataViewTreeNode * node = GetTreeNodeByRow(row); + if (!node) + return false; + + if (!node->HasChildren()) + { + delete node; + return false; + } + + return node->IsOpen(); +} + +bool wxDataViewMainWindow::HasChildren( unsigned int row ) const +{ + if (IsList()) + return false; + + wxDataViewTreeNode * node = GetTreeNodeByRow(row); + if (!node) + return false; + + if (!node->HasChildren()) + { + delete node; + return false; + } + + return true; +} + +void wxDataViewMainWindow::Expand( unsigned int row ) +{ + if (IsList()) + return; + + wxDataViewTreeNode * node = GetTreeNodeByRow(row); + if (!node) + return; + + if (!node->HasChildren()) + { + delete node; + return; + } + + if (!node->IsOpen()) + { + wxDataViewEvent e = + SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING, node->GetItem()); + + // Check if the user prevent expanding + if( e.GetSkipped() ) + return; + + node->ToggleOpen(); + + // build the children of current node + if( node->GetChildrenNumber() == 0 ) + { + SortPrepare(); + ::BuildTreeHelper(GetOwner()->GetModel(), node->GetItem(), node); + } + + // By expanding the node all row indices that are currently in the selection list + // and are greater than our node have become invalid. So we have to correct that now. + const unsigned rowAdjustment = node->GetSubTreeCount(); + for(unsigned i=0; i row) + ChangeCurrentRow(m_currentRow + rowAdjustment); + + m_count = -1; + UpdateDisplay(); + // Send the expanded event + SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED,node->GetItem()); + } +} + +void wxDataViewMainWindow::Collapse(unsigned int row) +{ + if (IsList()) + return; + + wxDataViewTreeNode *node = GetTreeNodeByRow(row); + if (!node) + return; + + if (!node->HasChildren()) + { + delete node; + return; + } + + if (node->IsOpen()) + { + wxDataViewEvent e = + SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSING,node->GetItem()); + if( e.GetSkipped() ) + return; + + // Find out if there are selected items below the current node. + bool selectCollapsingRow = false; + const unsigned rowAdjustment = node->GetSubTreeCount(); + unsigned maxRowToBeTested = row + rowAdjustment; + for(unsigned i=0; i row && testRow <= maxRowToBeTested) + { + selectCollapsingRow = true; + // get out as soon as we have found a node that is selected + break; + } + } + + node->ToggleOpen(); + + // If the node to be closed has selected items the user won't see those any longer. + // We select the collapsing node in this case. + if(selectCollapsingRow) + { + SelectAllRows(false); + ChangeCurrentRow(row); + SelectRow(row, true); + SendSelectionChangedEvent(GetItemByRow(row)); + } + else + { + // if there were no selected items below our node we still need to "fix" the + // selection list to adjust for the changing of the row indices. + // We actually do the opposite of what we are doing in Expand(). + for(unsigned i=0; i row && m_currentRow <= maxRowToBeTested) + ChangeCurrentRow(row); + else if(m_currentRow > row) + ChangeCurrentRow(m_currentRow - rowAdjustment); + } + + m_count = -1; + UpdateDisplay(); + SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSED,node->GetItem()); + } +} + +wxDataViewTreeNode * wxDataViewMainWindow::FindNode( const wxDataViewItem & item ) +{ + const wxDataViewModel * model = GetOwner()->GetModel(); + if( model == NULL ) + return NULL; + + if (!item.IsOk()) + return m_root; + + // Compose the parent-chain for the item we are looking for + wxVector parentChain; + wxDataViewItem it( item ); + while( it.IsOk() ) + { + parentChain.push_back(it); + it = model->GetParent(it); + } + + // Find the item along the parent-chain. + // This algorithm is designed to speed up the node-finding method + wxDataViewTreeNode* node = m_root; + for( unsigned iter = parentChain.size()-1; iter>=0; --iter ) + { + if( node->HasChildren() ) + { + if( node->GetChildrenNumber() == 0 ) + { + SortPrepare(); + ::BuildTreeHelper(model, node->GetItem(), node); + } + + const wxDataViewTreeNodes& nodes = node->GetNodes(); + bool found = false; + + for (unsigned i = 0; i < nodes.GetCount(); ++i) + { + wxDataViewTreeNode* currentNode = nodes[i]; + if (currentNode->GetItem() == parentChain[iter]) + { + if (currentNode->GetItem() == item) + return currentNode; + + node = currentNode; + found = true; + break; + } + } + if (!found) + return NULL; + } + else + return NULL; + } + return NULL; +} + +void wxDataViewMainWindow::HitTest( const wxPoint & point, wxDataViewItem & item, + wxDataViewColumn* &column ) +{ + wxDataViewColumn *col = NULL; + unsigned int cols = GetOwner()->GetColumnCount(); + unsigned int colnum = 0; + int x, y; + m_owner->CalcUnscrolledPosition( point.x, point.y, &x, &y ); + for (unsigned x_start = 0; colnum < cols; colnum++) + { + col = GetOwner()->GetColumnAt(colnum); + if (col->IsHidden()) + continue; // skip it! + + unsigned int w = col->GetWidth(); + if (x_start+w >= (unsigned int)x) + break; + + x_start += w; + } + + column = col; + item = GetItemByRow( GetLineAt( y ) ); +} + +wxRect wxDataViewMainWindow::GetItemRect( const wxDataViewItem & item, + const wxDataViewColumn* column ) +{ + int xpos = 0; + int width = 0; + + unsigned int cols = GetOwner()->GetColumnCount(); + // If column is null the loop will compute the combined width of all columns. + // Otherwise, it will compute the x position of the column we are looking for. + for (unsigned int i = 0; i < cols; i++) + { + wxDataViewColumn* col = GetOwner()->GetColumnAt( i ); + + if (col == column) + break; + + if (col->IsHidden()) + continue; // skip it! + + xpos += col->GetWidth(); + width += col->GetWidth(); + } + + if(column != 0) + { + // If we have a column, we need can get its width directly. + if(column->IsHidden()) + width = 0; + else + width = column->GetWidth(); + + } + else + { + // If we have no column, we reset the x position back to zero. + xpos = 0; + } + + // we have to take an expander column into account and compute its indentation + // to get the correct x position where the actual text is + int indent = 0; + int row = GetRowByItem(item); + if (!IsList() && (column == 0 || GetOwner()->GetExpanderColumn() == column) ) + { + wxDataViewTreeNode* node = GetTreeNodeByRow(row); + indent = GetOwner()->GetIndent() * node->GetIndentLevel(); + indent = indent + m_lineHeight; // use m_lineHeight as the width of the expander + + if(!node->HasChildren()) + delete node; + } + + wxRect itemRect( xpos + indent, + GetLineStart( row ), + width - indent, + GetLineHeight( row ) ); + + GetOwner()->CalcScrolledPosition( itemRect.x, itemRect.y, + &itemRect.x, &itemRect.y ); + + return itemRect; +} + +int wxDataViewMainWindow::RecalculateCount() +{ + if (IsVirtualList()) + { + wxDataViewVirtualListModel *list_model = + (wxDataViewVirtualListModel*) GetOwner()->GetModel(); + + return list_model->GetCount(); + } + else + { + return m_root->GetSubTreeCount(); + } +} + +class ItemToRowJob : public DoJob +{ +public: + ItemToRowJob(const wxDataViewItem& item_, wxVector::reverse_iterator iter) + : m_iter(iter), + item(item_) + { + ret = -1; + } + + // Maybe binary search will help to speed up this process + virtual int operator() ( wxDataViewTreeNode * node) + { + ret ++; + if( node->GetItem() == item ) + { + return DoJob::OK; + } + + if( node->GetItem() == *m_iter ) + { + m_iter++; + return DoJob::CONT; + } + else + { + ret += node->GetSubTreeCount(); + return DoJob::IGR; + } + + } + + virtual int operator() ( void * n ) + { + ret ++; + if( n == item.GetID() ) + return DoJob::OK; + return DoJob::CONT; + } + + // the row number is begin from zero + int GetResult() const + { return ret -1; } + +private: + wxVector::reverse_iterator m_iter; + wxDataViewItem item; + int ret; + +}; + +int wxDataViewMainWindow::GetRowByItem(const wxDataViewItem & item) const +{ + const wxDataViewModel * model = GetOwner()->GetModel(); + if( model == NULL ) + return -1; + + if (IsVirtualList()) + { + return wxPtrToUInt( item.GetID() ) -1; + } + else + { + if( !item.IsOk() ) + return -1; + + // Compose the parent-chain of the item we are looking for + wxVector parentChain; + wxDataViewItem it( item ); + while( it.IsOk() ) + { + parentChain.push_back(it); + it = model->GetParent(it); + } + + // add an 'invalid' item to represent our 'invisible' root node + parentChain.push_back(wxDataViewItem()); + + // the parent chain was created by adding the deepest parent first. + // so if we want to start at the root node, we have to iterate backwards through the vector + ItemToRowJob job( item, parentChain.rbegin() ); + Walker( m_root, job ); + return job.GetResult(); + } +} + +static void BuildTreeHelper( const wxDataViewModel * model, const wxDataViewItem & item, + wxDataViewTreeNode * node) +{ + if( !model->IsContainer( item ) ) + return; + + wxDataViewItemArray children; + unsigned int num = model->GetChildren( item, children); + + unsigned int index = 0; + while( index < num ) + { + if( model->IsContainer( children[index] ) ) + { + wxDataViewTreeNode * n = new wxDataViewTreeNode( node ); + n->SetItem(children[index]); + n->SetHasChildren( true ); + node->AddNode( n ); + } + else + { + node->AddLeaf( children[index].GetID() ); + } + index ++; + } + node->SetSubTreeCount( num ); + wxDataViewTreeNode * n = node->GetParent(); + if( n != NULL) + n->ChangeSubTreeCount(num); + +} + +void wxDataViewMainWindow::BuildTree(wxDataViewModel * model) +{ + DestroyTree(); + + if (GetOwner()->GetModel()->IsVirtualListModel()) + { + m_count = -1; + return; + } + + m_root = new wxDataViewTreeNode( NULL ); + m_root->SetHasChildren(true); + + // First we define a invalid item to fetch the top-level elements + wxDataViewItem item; + SortPrepare(); + BuildTreeHelper( model, item, m_root); + m_count = -1; +} + +static void DestroyTreeHelper( wxDataViewTreeNode * node ) +{ + if( node->GetNodeNumber() != 0 ) + { + int len = node->GetNodeNumber(); + wxDataViewTreeNodes& nodes = node->GetNodes(); + for (int i = 0; i < len; i++) + DestroyTreeHelper(nodes[i]); + } + delete node; +} + +void wxDataViewMainWindow::DestroyTree() +{ + if (!IsVirtualList()) + { + ::DestroyTreeHelper(m_root); + m_count = 0; + m_root = NULL; + } +} + +void wxDataViewMainWindow::OnChar( wxKeyEvent &event ) +{ + wxWindow * const parent = GetParent(); + + // propagate the char event upwards + wxKeyEvent eventForParent(event); + eventForParent.SetEventObject(parent); + if ( parent->ProcessWindowEvent(eventForParent) ) + return; + + if ( parent->HandleAsNavigationKey(event) ) + return; + + // no item -> nothing to do + if (!HasCurrentRow()) + { + event.Skip(); + return; + } + + // don't use m_linesPerPage directly as it might not be computed yet + const int pageSize = GetCountPerPage(); + wxCHECK_RET( pageSize, wxT("should have non zero page size") ); + + switch ( event.GetKeyCode() ) + { + case WXK_RETURN: + { + wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, + parent->GetId()); + le.SetItem( GetItemByRow(m_currentRow) ); + le.SetEventObject(parent); + le.SetModel(GetOwner()->GetModel()); + + parent->GetEventHandler()->ProcessEvent(le); + } + break; + + case WXK_UP: + if ( m_currentRow > 0 ) + OnArrowChar( m_currentRow - 1, event ); + break; + + case WXK_DOWN: + if ( m_currentRow < GetRowCount() - 1 ) + OnArrowChar( m_currentRow + 1, event ); + break; + // Add the process for tree expanding/collapsing + case WXK_LEFT: + { + if (IsList()) + break; + + wxDataViewTreeNode* node = GetTreeNodeByRow(m_currentRow); + if (!node) + break; + + if (node->HasChildren() && node->IsOpen()) + { + Collapse(m_currentRow); + } + else // if the node is already closed we move the selection to its parent + { + wxDataViewTreeNode *parent_node = node->GetParent(); + + if(!node->HasChildren()) + delete node; + + if (parent_node) + { + int parent = GetRowByItem( parent_node->GetItem() ); + if ( parent >= 0 ) + { + unsigned int row = m_currentRow; + SelectRow( row, false); + SelectRow( parent, true ); + ChangeCurrentRow( parent ); + GetOwner()->EnsureVisible( parent, -1 ); + SendSelectionChangedEvent( parent_node->GetItem() ); + } + } + } + break; + } + case WXK_RIGHT: + { + if (!IsExpanded( m_currentRow )) + Expand( m_currentRow ); + else + { + unsigned int row = m_currentRow; + SelectRow( row, false ); + SelectRow( row + 1, true ); + ChangeCurrentRow( row + 1 ); + GetOwner()->EnsureVisible( row + 1, -1 ); + SendSelectionChangedEvent( GetItemByRow(row+1) ); + } + break; + } + case WXK_END: + { + if (!IsEmpty()) + OnArrowChar( GetRowCount() - 1, event ); + break; + } + case WXK_HOME: + if (!IsEmpty()) + OnArrowChar( 0, event ); + break; + + case WXK_PAGEUP: + { + int steps = pageSize - 1; + int index = m_currentRow - steps; + if (index < 0) + index = 0; + + OnArrowChar( index, event ); + } + break; + + case WXK_PAGEDOWN: + { + int steps = pageSize - 1; + unsigned int index = m_currentRow + steps; + unsigned int count = GetRowCount(); + if ( index >= count ) + index = count - 1; + + OnArrowChar( index, event ); + } + break; + + case WXK_F2: + { + if(m_selection.size() == 1) + { + // TODO: we need to revise that when we have a concept for a 'current column' + GetOwner()->StartEditor(GetItemByRow(m_selection[0]), 0); + } + } + break; + + default: + event.Skip(); + } +} + +void wxDataViewMainWindow::OnMouse( wxMouseEvent &event ) +{ + if (event.GetEventType() == wxEVT_MOUSEWHEEL) + { + // let the base handle mouse wheel events. + event.Skip(); + return; + } + + // set the focus to ourself if any of the mouse buttons are pressed + if(event.ButtonDown() && !HasFocus()) + SetFocus(); + + int x = event.GetX(); + int y = event.GetY(); + m_owner->CalcUnscrolledPosition( x, y, &x, &y ); + wxDataViewColumn *col = NULL; + + int xpos = 0; + unsigned int cols = GetOwner()->GetColumnCount(); + unsigned int i; + for (i = 0; i < cols; i++) + { + wxDataViewColumn *c = GetOwner()->GetColumnAt( i ); + if (c->IsHidden()) + continue; // skip it! + + if (x < xpos + c->GetWidth()) + { + col = c; + break; + } + xpos += c->GetWidth(); + } + if (!col) + { + event.Skip(); + return; + } + + wxDataViewRenderer *cell = col->GetRenderer(); + unsigned int current = GetLineAt( y ); + if ((current >= GetRowCount()) || (x > GetEndOfLastCol())) + { + // Unselect all if below the last row ? + event.Skip(); + return; + } + + // Test whether the mouse is hovered on the tree item button + bool hoverOverExpander = false; + if ((!IsList()) && (GetOwner()->GetExpanderColumn() == col)) + { + wxDataViewTreeNode * node = GetTreeNodeByRow(current); + if( node!=NULL && node->HasChildren() ) + { + int indent = node->GetIndentLevel(); + indent = GetOwner()->GetIndent()*indent; + + // we make the rectangle we are looking in a bit bigger than the actual + // visual expander so the user can hit that little thing reliably + wxRect rect( xpos + indent, + GetLineStart( current ) + (GetLineHeight(current) - m_lineHeight)/2, + m_lineHeight, m_lineHeight); + if( rect.Contains(x, y) ) + { + // So the mouse is over the expander + hoverOverExpander = true; + if (m_underMouse && m_underMouse != node) + { + // wxLogMessage("Undo the row: %d", GetRowByItem(m_underMouse->GetItem())); + RefreshRow(GetRowByItem(m_underMouse->GetItem())); + } + if (m_underMouse != node) + { + // wxLogMessage("Do the row: %d", current); + RefreshRow(current); + } + m_underMouse = node; + } + } + if (node!=NULL && !node->HasChildren()) + delete node; + } + if (!hoverOverExpander) + { + if (m_underMouse != NULL) + { + // wxLogMessage("Undo the row: %d", GetRowByItem(m_underMouse->GetItem())); + RefreshRow(GetRowByItem(m_underMouse->GetItem())); + m_underMouse = NULL; + } + } + + wxDataViewModel *model = GetOwner()->GetModel(); + +#if wxUSE_DRAG_AND_DROP + if (event.Dragging()) + { + if (m_dragCount == 0) + { + // we have to report the raw, physical coords as we want to be + // able to call HitTest(event.m_pointDrag) from the user code to + // get the item being dragged + m_dragStart = event.GetPosition(); + } + + m_dragCount++; + + if (m_dragCount != 3) + return; + + if (event.LeftIsDown()) + { + m_owner->CalcUnscrolledPosition( m_dragStart.x, m_dragStart.y, + &m_dragStart.x, &m_dragStart.y ); + unsigned int drag_item_row = GetLineAt( m_dragStart.y ); + wxDataViewItem item = GetItemByRow( drag_item_row ); + + // Notify cell about drag + wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_BEGIN_DRAG, m_owner->GetId() ); + event.SetEventObject( m_owner ); + event.SetItem( item ); + event.SetModel( model ); + if (!m_owner->HandleWindowEvent( event )) + return; + + if (!event.IsAllowed()) + return; + + wxDataObject *obj = event.GetDataObject(); + if (!obj) + return; + + wxDataViewDropSource drag( this, drag_item_row ); + drag.SetData( *obj ); + /* wxDragResult res = */ drag.DoDragDrop(); + delete obj; + } + return; + } + else + { + m_dragCount = 0; + } +#endif // wxUSE_DRAG_AND_DROP + + bool simulateClick = false; + + if (event.ButtonDClick()) + { + m_renameTimer->Stop(); + m_lastOnSame = false; + } + + wxDataViewItem item = GetItemByRow(current); + bool ignore_other_columns = + ((GetOwner()->GetExpanderColumn() != col) && + (model->IsContainer(item)) && + (!model->HasContainerColumns(item))); + + if (event.LeftDClick()) + { + if(hoverOverExpander) + { + // a double click on the expander will be converted into a "simulated" normal click + simulateClick = true; + } + else if ( current == m_lineLastClicked ) + { + if ((!ignore_other_columns) && (cell->GetMode() == wxDATAVIEW_CELL_ACTIVATABLE)) + { + const unsigned colIdx = col->GetModelColumn(); + + wxVariant value; + model->GetValue( value, item, colIdx ); + + cell->WXOnActivate(model, value, item, colIdx); + + if ( wxDataViewCustomRenderer *custom = cell->WXGetAsCustom() ) + { + cell->SetValue( value ); + + wxRect cell_rect( xpos, GetLineStart( current ), + col->GetWidth(), GetLineHeight( current ) ); + custom->Activate( cell_rect, model, item, colIdx ); + } + } + else + { + wxWindow *parent = GetParent(); + wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, parent->GetId()); + le.SetItem( item ); + le.SetColumn( col->GetModelColumn() ); + le.SetDataViewColumn( col ); + le.SetEventObject(parent); + le.SetModel(GetOwner()->GetModel()); + + parent->GetEventHandler()->ProcessEvent(le); + } + return; + } + else + { + // The first click was on another item, so don't interpret this as + // a double click, but as a simple click instead + simulateClick = true; + } + } + + if (event.LeftUp() && !hoverOverExpander) + { + if (m_lineSelectSingleOnUp != (unsigned int)-1) + { + // select single line + SelectAllRows( false ); + SelectRow( m_lineSelectSingleOnUp, true ); + SendSelectionChangedEvent( GetItemByRow(m_lineSelectSingleOnUp) ); + } + + // If the user click the expander, we do not do editing even if the column + // with expander are editable + if (m_lastOnSame && !ignore_other_columns) + { + if ((col == m_currentCol) && (current == m_currentRow) && + (cell->GetMode() & wxDATAVIEW_CELL_EDITABLE) ) + { + m_renameTimer->Start( 100, true ); + } + } + + m_lastOnSame = false; + m_lineSelectSingleOnUp = (unsigned int)-1; + } + else if(!event.LeftUp()) + { + // This is necessary, because after a DnD operation in + // from and to ourself, the up event is swallowed by the + // DnD code. So on next non-up event (which means here and + // now) m_lineSelectSingleOnUp should be reset. + m_lineSelectSingleOnUp = (unsigned int)-1; + } + + if (event.RightDown()) + { + m_lineBeforeLastClicked = m_lineLastClicked; + m_lineLastClicked = current; + + // If the item is already selected, do not update the selection. + // Multi-selections should not be cleared if a selected item is clicked. + if (!IsRowSelected(current)) + { + SelectAllRows(false); + ChangeCurrentRow(current); + SelectRow(m_currentRow,true); + SendSelectionChangedEvent(GetItemByRow( m_currentRow ) ); + } + } + else if (event.RightUp()) + { + wxVariant value; + model->GetValue( value, item, col->GetModelColumn() ); + wxWindow *parent = GetParent(); + wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_CONTEXT_MENU, parent->GetId()); + le.SetItem( item ); + le.SetColumn( col->GetModelColumn() ); + le.SetDataViewColumn( col ); + le.SetEventObject(parent); + le.SetModel(GetOwner()->GetModel()); + le.SetValue(value); + parent->GetEventHandler()->ProcessEvent(le); + } + else if (event.MiddleDown()) + { + } + + if((event.LeftDown() || simulateClick) && hoverOverExpander) + { + wxDataViewTreeNode* node = GetTreeNodeByRow(current); + + // hoverOverExpander being true tells us that our node must be + // valid and have children. + // So we don't need any extra checks. + if( node->IsOpen() ) + Collapse(current); + else + Expand(current); + } + else if ((event.LeftDown() || simulateClick) && !hoverOverExpander) + { + m_lineBeforeLastClicked = m_lineLastClicked; + m_lineLastClicked = current; + + unsigned int oldCurrentRow = m_currentRow; + bool oldWasSelected = IsRowSelected(m_currentRow); + + bool cmdModifierDown = event.CmdDown(); + if ( IsSingleSel() || !(cmdModifierDown || event.ShiftDown()) ) + { + if ( IsSingleSel() || !IsRowSelected(current) ) + { + SelectAllRows( false ); + ChangeCurrentRow(current); + SelectRow(m_currentRow,true); + SendSelectionChangedEvent(GetItemByRow( m_currentRow ) ); + } + else // multi sel & current is highlighted & no mod keys + { + m_lineSelectSingleOnUp = current; + ChangeCurrentRow(current); // change focus + } + } + else // multi sel & either ctrl or shift is down + { + if (cmdModifierDown) + { + ChangeCurrentRow(current); + ReverseRowSelection(m_currentRow); + SendSelectionChangedEvent(GetItemByRow(m_currentRow)); + } + else if (event.ShiftDown()) + { + ChangeCurrentRow(current); + + unsigned int lineFrom = oldCurrentRow, + lineTo = current; + + if ( lineTo < lineFrom ) + { + lineTo = lineFrom; + lineFrom = m_currentRow; + } + + SelectRows(lineFrom, lineTo, true); + SendSelectionChangedEvent(GetItemByRow(m_selection[0]) ); + } + else // !ctrl, !shift + { + // test in the enclosing if should make it impossible + wxFAIL_MSG( wxT("how did we get here?") ); + } + } + + if (m_currentRow != oldCurrentRow) + RefreshRow( oldCurrentRow ); + + wxDataViewColumn *oldCurrentCol = m_currentCol; + + // Update selection here... + m_currentCol = col; + + m_lastOnSame = !simulateClick && ((col == oldCurrentCol) && + (current == oldCurrentRow)) && oldWasSelected; + + // Call LeftClick after everything else as under GTK+ + if (cell->GetMode() & wxDATAVIEW_CELL_ACTIVATABLE) + { + if ( wxDataViewCustomRenderer *custom = cell->WXGetAsCustom() ) + { + // notify cell about click + custom->PrepareForItem(model, item, col->GetModelColumn()); + + wxRect cell_rect( xpos, GetLineStart( current ), + col->GetWidth(), GetLineHeight( current ) ); + + // Report position relative to the cell's custom area, i.e. + // no the entire space as given by the control but the one + // used by the renderer after calculation of alignment etc. + + // adjust the rectangle ourselves to account for the alignment + wxRect rectItem = cell_rect; + const int align = custom->GetAlignment(); + if ( align != wxDVR_DEFAULT_ALIGNMENT ) + { + const wxSize size = custom->GetSize(); + + if ( size.x >= 0 && size.x < cell_rect.width ) + { + if ( align & wxALIGN_CENTER_HORIZONTAL ) + rectItem.x += (cell_rect.width - size.x)/2; + else if ( align & wxALIGN_RIGHT ) + rectItem.x += cell_rect.width - size.x; + // else: wxALIGN_LEFT is the default + } + + if ( size.y >= 0 && size.y < cell_rect.height ) + { + if ( align & wxALIGN_CENTER_VERTICAL ) + rectItem.y += (cell_rect.height - size.y)/2; + else if ( align & wxALIGN_BOTTOM ) + rectItem.y += cell_rect.height - size.y; + // else: wxALIGN_TOP is the default + } + } + + wxPoint pos( event.GetPosition() ); + pos.x -= rectItem.x; + pos.y -= rectItem.y; + + m_owner->CalcUnscrolledPosition( pos.x, pos.y, &pos.x, &pos.y ); + + /* ignore ret */ custom->LeftClick( pos, cell_rect, + model, item, col->GetModelColumn()); + } + } } } @@ -1732,12 +3884,21 @@ void wxDataViewMainWindow::OnKillFocus( wxFocusEvent &event ) event.Skip(); } +wxDataViewItem wxDataViewMainWindow::GetSelection() const +{ + if( m_selection.GetCount() != 1 ) + return wxDataViewItem(); + + return GetItemByRow( m_selection.Item(0)); +} + //----------------------------------------------------------------------------- // wxDataViewCtrl //----------------------------------------------------------------------------- -IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase) +WX_DEFINE_LIST(wxDataViewColumnList) +IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase) BEGIN_EVENT_TABLE(wxDataViewCtrl, wxDataViewCtrlBase) EVT_SIZE(wxDataViewCtrl::OnSize) END_EVENT_TABLE() @@ -1746,47 +3907,77 @@ wxDataViewCtrl::~wxDataViewCtrl() { if (m_notifier) GetModel()->RemoveNotifier( m_notifier ); + + m_cols.Clear(); + m_colsBestWidths.clear(); } void wxDataViewCtrl::Init() { + m_cols.DeleteContents(true); m_notifier = NULL; + + // No sorting column at start + m_sortingColumnIdx = wxNOT_FOUND; + + m_headerArea = NULL; } -bool wxDataViewCtrl::Create(wxWindow *parent, wxWindowID id, - const wxPoint& pos, const wxSize& size, - long style, const wxValidator& validator ) -{ - if (!wxControl::Create( parent, id, pos, size, style | wxScrolledWindowStyle|wxSUNKEN_BORDER, validator)) +bool wxDataViewCtrl::Create(wxWindow *parent, + wxWindowID id, + const wxPoint& pos, + const wxSize& size, + long style, + const wxValidator& validator, + const wxString& name) +{ +// if ( (style & wxBORDER_MASK) == 0) +// style |= wxBORDER_SUNKEN; + + Init(); + + if (!wxControl::Create( parent, id, pos, size, + style | wxScrolledWindowStyle, validator, name)) return false; - Init(); + SetInitialSize(size); #ifdef __WXMAC__ - MacSetClipChildren( true ) ; + MacSetClipChildren( true ); #endif m_clientArea = new wxDataViewMainWindow( this, wxID_ANY ); -#ifdef __WXMSW__ - m_headerArea = new wxDataViewHeaderWindow( this, wxID_ANY, wxDefaultPosition, wxSize(wxDefaultCoord,22) ); -#else - m_headerArea = new wxDataViewHeaderWindow( this, wxID_ANY, wxDefaultPosition, wxSize(wxDefaultCoord,25) ); -#endif + + // We use the cursor keys for moving the selection, not scrolling, so call + // this method to ensure wxScrollHelperEvtHandler doesn't catch all + // keyboard events forwarded to us from wxListMainWindow. + DisableKeyboardScrolling(); + + if (HasFlag(wxDV_NO_HEADER)) + m_headerArea = NULL; + else + m_headerArea = new wxDataViewHeaderWindow(this); SetTargetWindow( m_clientArea ); wxBoxSizer *sizer = new wxBoxSizer( wxVERTICAL ); - sizer->Add( m_headerArea, 0, wxGROW ); + if (m_headerArea) + sizer->Add( m_headerArea, 0, wxGROW ); sizer->Add( m_clientArea, 1, wxGROW ); SetSizer( sizer ); return true; } +wxBorder wxDataViewCtrl::GetDefaultBorder() const +{ + return wxBORDER_THEME; +} + #ifdef __WXMSW__ WXLRESULT wxDataViewCtrl::MSWWindowProc(WXUINT nMsg, - WXWPARAM wParam, - WXLPARAM lParam) + WXWPARAM wParam, + WXLPARAM lParam) { WXLRESULT rc = wxDataViewCtrlBase::MSWWindowProc(nMsg, wParam, lParam); @@ -1802,6 +3993,15 @@ WXLRESULT wxDataViewCtrl::MSWWindowProc(WXUINT nMsg, } #endif +wxSize wxDataViewCtrl::GetSizeAvailableForScrollTarget(const wxSize& size) +{ + wxSize newsize = size; + if (!HasFlag(wxDV_NO_HEADER) && (m_headerArea)) + newsize.y -= m_headerArea->GetSize().y; + + return newsize; +} + void wxDataViewCtrl::OnSize( wxSizeEvent &WXUNUSED(event) ) { // We need to override OnSize so that our scrolled @@ -1816,73 +4016,628 @@ void wxDataViewCtrl::OnSize( wxSizeEvent &WXUNUSED(event) ) AdjustScrollbars(); } -bool wxDataViewCtrl::AssociateModel( wxDataViewListModel *model ) +void wxDataViewCtrl::SetFocus() +{ + if (m_clientArea) + m_clientArea->SetFocus(); +} + +bool wxDataViewCtrl::AssociateModel( wxDataViewModel *model ) { if (!wxDataViewCtrlBase::AssociateModel( model )) return false; - m_notifier = new wxGenericDataViewListModelNotifier( m_clientArea ); + m_notifier = new wxGenericDataViewModelNotifier( m_clientArea ); model->AddNotifier( m_notifier ); + m_clientArea->DestroyTree(); + + m_clientArea->BuildTree(model); + m_clientArea->UpdateDisplay(); return true; } +#if wxUSE_DRAG_AND_DROP + +bool wxDataViewCtrl::EnableDragSource( const wxDataFormat &format ) +{ + return m_clientArea->EnableDragSource( format ); +} + +bool wxDataViewCtrl::EnableDropTarget( const wxDataFormat &format ) +{ + return m_clientArea->EnableDropTarget( format ); +} + +#endif // wxUSE_DRAG_AND_DROP + bool wxDataViewCtrl::AppendColumn( wxDataViewColumn *col ) { if (!wxDataViewCtrlBase::AppendColumn(col)) return false; + m_cols.Append( col ); + m_colsBestWidths.push_back(0); + OnColumnsCountChanged(); + return true; +} + +bool wxDataViewCtrl::PrependColumn( wxDataViewColumn *col ) +{ + if (!wxDataViewCtrlBase::PrependColumn(col)) + return false; + + m_cols.Insert( col ); + m_colsBestWidths.insert(m_colsBestWidths.begin(), 0); + OnColumnsCountChanged(); + return true; +} + +bool wxDataViewCtrl::InsertColumn( unsigned int pos, wxDataViewColumn *col ) +{ + if (!wxDataViewCtrlBase::InsertColumn(pos,col)) + return false; + + m_cols.Insert( pos, col ); + m_colsBestWidths.insert(m_colsBestWidths.begin() + pos, 0); + OnColumnsCountChanged(); + return true; +} + +void wxDataViewCtrl::OnColumnChange(unsigned int idx) +{ + if ( m_headerArea ) + m_headerArea->UpdateColumn(idx); + + m_clientArea->UpdateDisplay(); +} + +void wxDataViewCtrl::OnColumnsCountChanged() +{ + if (m_headerArea) + m_headerArea->SetColumnCount(GetColumnCount()); + + m_clientArea->UpdateDisplay(); +} + +void wxDataViewCtrl::DoSetExpanderColumn() +{ + m_clientArea->UpdateDisplay(); +} + +void wxDataViewCtrl::DoSetIndent() +{ + m_clientArea->UpdateDisplay(); +} + +unsigned int wxDataViewCtrl::GetColumnCount() const +{ + return m_cols.GetCount(); +} + +wxDataViewColumn* wxDataViewCtrl::GetColumn( unsigned int idx ) const +{ + return m_cols[idx]; +} + +wxDataViewColumn *wxDataViewCtrl::GetColumnAt(unsigned int pos) const +{ + // columns can't be reordered if there is no header window which allows + // to do this + const unsigned idx = m_headerArea ? m_headerArea->GetColumnsOrder()[pos] + : pos; + + return GetColumn(idx); +} + +int wxDataViewCtrl::GetColumnIndex(const wxDataViewColumn *column) const +{ + const unsigned count = m_cols.size(); + for ( unsigned n = 0; n < count; n++ ) + { + if ( m_cols[n] == column ) + return n; + } + + return wxNOT_FOUND; +} + +unsigned int wxDataViewCtrl::GetBestColumnWidth(int idx) const +{ + if ( m_colsBestWidths[idx] != 0 ) + return m_colsBestWidths[idx]; + + const int count = m_clientArea->GetRowCount(); + wxDataViewColumn *column = GetColumn(idx); + wxDataViewRenderer *renderer = + const_cast(column->GetRenderer()); + + class MaxWidthCalculator + { + public: + MaxWidthCalculator(wxDataViewMainWindow *clientArea, + wxDataViewRenderer *renderer, + const wxDataViewModel *model, + unsigned column) + : m_width(0), + m_clientArea(clientArea), + m_renderer(renderer), + m_model(model), + m_column(column) + { + } + + void UpdateWithWidth(int width) + { + m_width = wxMax(m_width, width); + } + + void UpdateWithRow(int row) + { + wxDataViewItem item = m_clientArea->GetItemByRow(row); + m_renderer->PrepareForItem(m_model, item, m_column); + m_width = wxMax(m_width, m_renderer->GetSize().x); + } + + int GetMaxWidth() const { return m_width; } + + private: + int m_width; + wxDataViewMainWindow *m_clientArea; + wxDataViewRenderer *m_renderer; + const wxDataViewModel *m_model; + unsigned m_column; + }; + + MaxWidthCalculator calculator(m_clientArea, renderer, + GetModel(), column->GetModelColumn()); + + if ( m_headerArea ) + { + int header_width = m_headerArea->GetTextExtent(column->GetTitle()).x; + // Labels on native MSW header are indented on both sides + header_width += + wxRendererNative::Get().GetHeaderButtonMargin(m_headerArea); + calculator.UpdateWithWidth(header_width); + } + + // The code below deserves some explanation. For very large controls, we + // simply can't afford to calculate sizes for all items, it takes too + // long. So the best we can do is to check the first and the last N/2 + // items in the control for some sufficiently large N and calculate best + // sizes from that. That can result in the calculated best width being too + // small for some outliers, but it's better to get slightly imperfect + // result than to wait several seconds after every update. To avoid highly + // visible miscalculations, we also include all currently visible items + // no matter what. Finally, the value of N is determined dynamically by + // measuring how much time we spent on the determining item widths so far. + +#if wxUSE_STOPWATCH + int top_part_end = count; + static const long CALC_TIMEOUT = 20/*ms*/; + // don't call wxStopWatch::Time() too often + static const unsigned CALC_CHECK_FREQ = 100; + wxStopWatch timer; +#else + // use some hard-coded limit, that's the best we can do without timer + int top_part_end = wxMin(500, count); +#endif // wxUSE_STOPWATCH/!wxUSE_STOPWATCH + + int row = 0; + + for ( row = 0; row < top_part_end; row++ ) + { +#if wxUSE_STOPWATCH + if ( row % CALC_CHECK_FREQ == CALC_CHECK_FREQ-1 && + timer.Time() > CALC_TIMEOUT ) + break; +#endif // wxUSE_STOPWATCH + calculator.UpdateWithRow(row); + } + + // row is the first unmeasured item now; that's out value of N/2 + + if ( row < count ) + { + top_part_end = row; + + // add bottom N/2 items now: + const int bottom_part_start = wxMax(row, count - row); + for ( row = bottom_part_start; row < count; row++ ) + { + calculator.UpdateWithRow(row); + } + + // finally, include currently visible items in the calculation: + const wxPoint origin = CalcUnscrolledPosition(wxPoint(0, 0)); + int first_visible = m_clientArea->GetLineAt(origin.y); + int last_visible = m_clientArea->GetLineAt(origin.y + GetClientSize().y); + + first_visible = wxMax(first_visible, top_part_end); + last_visible = wxMin(bottom_part_start, last_visible); + + for ( row = first_visible; row < last_visible; row++ ) + { + calculator.UpdateWithRow(row); + } + + wxLogTrace("dataview", + "determined best size from %d top, %d bottom plus %d more visible items out of %d total", + top_part_end, + count - bottom_part_start, + wxMax(0, last_visible - first_visible), + count); + } + + int max_width = calculator.GetMaxWidth(); + if ( max_width > 0 ) + max_width += 2 * PADDING_RIGHTLEFT; + + const_cast(this)->m_colsBestWidths[idx] = max_width; + return max_width; + + #undef MEASURE_ITEM +} + +void wxDataViewCtrl::ColumnMoved(wxDataViewColumn * WXUNUSED(col), + unsigned int WXUNUSED(new_pos)) +{ + // do _not_ reorder m_cols elements here, they should always be in the + // order in which columns were added, we only display the columns in + // different order m_clientArea->UpdateDisplay(); +} + +bool wxDataViewCtrl::DeleteColumn( wxDataViewColumn *column ) +{ + wxDataViewColumnList::compatibility_iterator ret = m_cols.Find( column ); + if (!ret) + return false; + + m_colsBestWidths.erase(m_colsBestWidths.begin() + GetColumnIndex(column)); + m_cols.Erase(ret); + OnColumnsCountChanged(); + + return true; +} +bool wxDataViewCtrl::ClearColumns() +{ + m_cols.Clear(); + m_colsBestWidths.clear(); + OnColumnsCountChanged(); return true; } -void wxDataViewCtrl::SetSelection( int WXUNUSED(row) ) +void wxDataViewCtrl::InvalidateColBestWidth(int idx) +{ + m_colsBestWidths[idx] = 0; + + if ( m_headerArea ) + m_headerArea->UpdateColumn(idx); +} + +void wxDataViewCtrl::InvalidateColBestWidths() +{ + m_colsBestWidths.clear(); + m_colsBestWidths.resize(m_cols.size()); + + if ( m_headerArea ) + { + // this updates visual appearance of columns 0 and up, not just 0 + m_headerArea->UpdateColumn(0); + } +} + +int wxDataViewCtrl::GetColumnPosition( const wxDataViewColumn *column ) const +{ +#if 1 + unsigned int len = GetColumnCount(); + for ( unsigned int i = 0; i < len; i++ ) + { + wxDataViewColumn * col = GetColumnAt(i); + if (column==col) + return i; + } + + return wxNOT_FOUND; +#else + // This returns the position in pixels which is not what we want. + int ret = 0, + dummy = 0; + unsigned int len = GetColumnCount(); + for ( unsigned int i = 0; i < len; i++ ) + { + wxDataViewColumn * col = GetColumnAt(i); + if (col->IsHidden()) + continue; + ret += col->GetWidth(); + if (column==col) + { + CalcScrolledPosition( ret, dummy, &ret, &dummy ); + break; + } + } + return ret; +#endif +} + +wxDataViewColumn *wxDataViewCtrl::GetSortingColumn() const +{ + return m_sortingColumnIdx == wxNOT_FOUND ? NULL + : GetColumn(m_sortingColumnIdx); +} + +wxDataViewItem wxDataViewCtrl::DoGetCurrentItem() const +{ + return GetItemByRow(m_clientArea->GetCurrentRow()); +} + +void wxDataViewCtrl::DoSetCurrentItem(const wxDataViewItem& item) { - // FIXME - TODO + const int row = m_clientArea->GetRowByItem(item); + + const unsigned oldCurrent = m_clientArea->GetCurrentRow(); + if ( static_cast(row) != oldCurrent ) + { + m_clientArea->ChangeCurrentRow(row); + m_clientArea->RefreshRow(oldCurrent); + m_clientArea->RefreshRow(row); + } +} + +// Selection code with wxDataViewItem as parameters +wxDataViewItem wxDataViewCtrl::GetSelection() const +{ + return m_clientArea->GetSelection(); } -void wxDataViewCtrl::SetSelectionRange( unsigned int WXUNUSED(from), unsigned int WXUNUSED(to) ) +int wxDataViewCtrl::GetSelections( wxDataViewItemArray & sel ) const { - // FIXME - TODO + sel.Empty(); + wxDataViewSelection selection = m_clientArea->GetSelections(); + int len = selection.GetCount(); + for( int i = 0; i < len; i ++) + { + unsigned int row = selection[i]; + sel.Add( m_clientArea->GetItemByRow( row ) ); + } + return len; } -void wxDataViewCtrl::SetSelections( const wxArrayInt& WXUNUSED(aSelections) ) +void wxDataViewCtrl::SetSelections( const wxDataViewItemArray & sel ) { - // FIXME - TODO + wxDataViewSelection selection(wxDataViewSelectionCmp); + + wxDataViewItem last_parent; + + int len = sel.GetCount(); + for( int i = 0; i < len; i ++ ) + { + wxDataViewItem item = sel[i]; + wxDataViewItem parent = GetModel()->GetParent( item ); + if (parent) + { + if (parent != last_parent) + ExpandAncestors(item); + } + + last_parent = parent; + int row = m_clientArea->GetRowByItem( item ); + if( row >= 0 ) + selection.Add( static_cast(row) ); + } + + m_clientArea->SetSelections( selection ); } -void wxDataViewCtrl::Unselect( unsigned int WXUNUSED(row) ) +void wxDataViewCtrl::Select( const wxDataViewItem & item ) { - // FIXME - TODO + ExpandAncestors( item ); + + int row = m_clientArea->GetRowByItem( item ); + if( row >= 0 ) + { + // Unselect all rows before select another in the single select mode + if (m_clientArea->IsSingleSel()) + m_clientArea->SelectAllRows(false); + + m_clientArea->SelectRow(row, true); + + // Also set focus to the selected item + m_clientArea->ChangeCurrentRow( row ); + } } -bool wxDataViewCtrl::IsSelected( unsigned int WXUNUSED(row) ) const +void wxDataViewCtrl::Unselect( const wxDataViewItem & item ) { - // FIXME - TODO + int row = m_clientArea->GetRowByItem( item ); + if( row >= 0 ) + m_clientArea->SelectRow(row, false); +} +bool wxDataViewCtrl::IsSelected( const wxDataViewItem & item ) const +{ + int row = m_clientArea->GetRowByItem( item ); + if( row >= 0 ) + { + return m_clientArea->IsRowSelected(row); + } return false; } -int wxDataViewCtrl::GetSelection() const +// Selection code with row number as parameter +int wxDataViewCtrl::GetSelections( wxArrayInt & sel ) const { - // FIXME - TODO + sel.Empty(); + wxDataViewSelection selection = m_clientArea->GetSelections(); + int len = selection.GetCount(); + for( int i = 0; i < len; i ++) + { + unsigned int row = selection[i]; + sel.Add( row ); + } + return len; +} - return -1; +void wxDataViewCtrl::SetSelections( const wxArrayInt & sel ) +{ + wxDataViewSelection selection(wxDataViewSelectionCmp); + int len = sel.GetCount(); + for( int i = 0; i < len; i ++ ) + { + int row = sel[i]; + if( row >= 0 ) + selection.Add( static_cast(row) ); + } + m_clientArea->SetSelections( selection ); } -int wxDataViewCtrl::GetSelections(wxArrayInt& WXUNUSED(aSelections) ) const +void wxDataViewCtrl::Select( int row ) { - // FIXME - TODO + if( row >= 0 ) + { + if (m_clientArea->IsSingleSel()) + m_clientArea->SelectAllRows(false); + m_clientArea->SelectRow( row, true ); + } +} - return 0; +void wxDataViewCtrl::Unselect( int row ) +{ + if( row >= 0 ) + m_clientArea->SelectRow(row, false); } -#endif - // !wxUSE_GENERICDATAVIEWCTRL +bool wxDataViewCtrl::IsSelected( int row ) const +{ + if( row >= 0 ) + return m_clientArea->IsRowSelected(row); + return false; +} -#endif - // wxUSE_DATAVIEWCTRL +void wxDataViewCtrl::SelectRange( int from, int to ) +{ + wxArrayInt sel; + for( int i = from; i < to; i ++ ) + sel.Add( i ); + m_clientArea->Select(sel); +} + +void wxDataViewCtrl::UnselectRange( int from, int to ) +{ + wxDataViewSelection sel = m_clientArea->GetSelections(); + for( int i = from; i < to; i ++ ) + if( sel.Index( i ) != wxNOT_FOUND ) + sel.Remove( i ); + m_clientArea->SetSelections(sel); +} + +void wxDataViewCtrl::SelectAll() +{ + m_clientArea->SelectAllRows(true); +} + +void wxDataViewCtrl::UnselectAll() +{ + m_clientArea->SelectAllRows(false); +} + +void wxDataViewCtrl::EnsureVisible( int row, int column ) +{ + if( row < 0 ) + row = 0; + if( row > (int) m_clientArea->GetRowCount() ) + row = m_clientArea->GetRowCount(); + + int first = m_clientArea->GetFirstVisibleRow(); + int last = m_clientArea->GetLastVisibleRow(); + if( row < first ) + m_clientArea->ScrollTo( row, column ); + else if( row > last ) + m_clientArea->ScrollTo( row - last + first, column ); + else + m_clientArea->ScrollTo( first, column ); +} + +void wxDataViewCtrl::EnsureVisible( const wxDataViewItem & item, const wxDataViewColumn * column ) +{ + ExpandAncestors( item ); + + m_clientArea->RecalculateDisplay(); + + int row = m_clientArea->GetRowByItem(item); + if( row >= 0 ) + { + if( column == NULL ) + EnsureVisible(row, -1); + else + EnsureVisible( row, GetColumnIndex(column) ); + } + +} + +void wxDataViewCtrl::HitTest( const wxPoint & point, wxDataViewItem & item, + wxDataViewColumn* &column ) const +{ + m_clientArea->HitTest(point, item, column); +} + +wxRect wxDataViewCtrl::GetItemRect( const wxDataViewItem & item, + const wxDataViewColumn* column ) const +{ + return m_clientArea->GetItemRect(item, column); +} + +wxDataViewItem wxDataViewCtrl::GetItemByRow( unsigned int row ) const +{ + return m_clientArea->GetItemByRow( row ); +} + +int wxDataViewCtrl::GetRowByItem( const wxDataViewItem & item ) const +{ + return m_clientArea->GetRowByItem( item ); +} + +void wxDataViewCtrl::Expand( const wxDataViewItem & item ) +{ + ExpandAncestors( item ); + + int row = m_clientArea->GetRowByItem( item ); + if (row != -1) + m_clientArea->Expand(row); +} + +void wxDataViewCtrl::Collapse( const wxDataViewItem & item ) +{ + int row = m_clientArea->GetRowByItem( item ); + if (row != -1) + m_clientArea->Collapse(row); +} + +bool wxDataViewCtrl::IsExpanded( const wxDataViewItem & item ) const +{ + int row = m_clientArea->GetRowByItem( item ); + if (row != -1) + return m_clientArea->IsExpanded(row); + return false; +} + +void wxDataViewCtrl::StartEditor( const wxDataViewItem & item, unsigned int column ) +{ + wxDataViewColumn* col = GetColumn( column ); + if (!col) + return; + + wxRect itemRect = GetItemRect(item, col); + wxDataViewRenderer* renderer = col->GetRenderer(); + if (renderer->GetMode() == wxDATAVIEW_CELL_EDITABLE) + renderer->StartEditing(item, itemRect); +} + +#endif // !wxUSE_GENERICDATAVIEWCTRL + +#endif // wxUSE_DATAVIEWCTRL